l3 (29jan17)

git-svn-id: svn://tug.org/texlive/trunk@43088 c570f23f-e606-0410-a88d-b1316a301751

29 files changed, 256 insertions, 1010 deletions

diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3flag.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3flag.sty
index b13f2f9add9..1c712595718 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3flag.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3flag.sty
@@ -6,47 +6,21 @@
 %%
 %% l3flag.dtx  (with options: `package')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3flag.dtx Copyright (C) 2011-2012,2014-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2016/11/21]
-\@ifpackagelater{expl3}{2016/11/21}
+%% 
+%% File: l3flag.dtx Copyright (C) 2011-2012,2014-2016 The LaTeX3 Project
+\RequirePackage{expl3}[2017/01/28]
+\@ifpackagelater{expl3}{2017/01/28}
   {}
   {%
     \PackageError{l3flag}{Support package l3kernel too old}
@@ -58,7 +32,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3flag.dtx 6760 2016-11-21 20:35:31Z joseph $
+\GetIdInfo$Id: l3flag.dtx 6829 2017-01-28 08:52:51Z joseph $
   {L3 Experimental flags}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty
index b77e039e031..9859252d594 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty
@@ -6,47 +6,21 @@
 %%
 %% l3regex.dtx  (with options: `package,trace')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3regex.dtx Copyright (C) 2011-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2016/11/21]
-\@ifpackagelater{expl3}{2016/11/21}
+%% 
+%% File: l3regex.dtx Copyright (C) 2011-2016 The LaTeX3 Project
+\RequirePackage{expl3}[2017/01/28]
+\@ifpackagelater{expl3}{2017/01/28}
   {}
   {%
     \PackageError{l3regex}{Support package l3kernel too old}
@@ -58,7 +32,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3regex.dtx 6760 2016-11-21 20:35:31Z joseph $
+\GetIdInfo$Id: l3regex.dtx 6829 2017-01-28 08:52:51Z joseph $
   {L3 Experimental regular expressions}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
@@ -1703,7 +1677,7 @@
   }
 \cs_new_protected:Npn \__regex_group_submatches:nNN #1#2#3
   {
-    \if_int_compare:w #1 > \c_minus_one
+    \if_int_compare:w #1 > - \c_one
       \__regex_toks_put_left:Nx #2 { \__regex_action_submatch:n { #1 < } }
       \__regex_toks_put_left:Nx #3 { \__regex_action_submatch:n { #1 > } }
     \fi:
@@ -2509,7 +2483,7 @@
         }
       \prop_map_inline:Nn \l__regex_success_submatches_prop
         {
-          \if_int_compare:w ##1 \c_minus_one
+          \if_int_compare:w ##1 - \c_one
             \exp_after:wN \__regex_extract_e:wn \__int_value:w
           \else:
             \exp_after:wN \__regex_extract_b:wn \__int_value:w
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty
index 522d4bcd40b..902f5126e0c 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty
@@ -6,47 +6,21 @@
 %%
 %% l3regex.dtx  (with options: `package')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3regex.dtx Copyright (C) 2011-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2016/11/21]
-\@ifpackagelater{expl3}{2016/11/21}
+%% 
+%% File: l3regex.dtx Copyright (C) 2011-2016 The LaTeX3 Project
+\RequirePackage{expl3}[2017/01/28]
+\@ifpackagelater{expl3}{2017/01/28}
   {}
   {%
     \PackageError{l3regex}{Support package l3kernel too old}
@@ -58,7 +32,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3regex.dtx 6760 2016-11-21 20:35:31Z joseph $
+\GetIdInfo$Id: l3regex.dtx 6829 2017-01-28 08:52:51Z joseph $
   {L3 Experimental regular expressions}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
@@ -1683,7 +1657,7 @@
   }
 \cs_new_protected:Npn \__regex_group_submatches:nNN #1#2#3
   {
-    \if_int_compare:w #1 > \c_minus_one
+    \if_int_compare:w #1 > - \c_one
       \__regex_toks_put_left:Nx #2 { \__regex_action_submatch:n { #1 < } }
       \__regex_toks_put_left:Nx #3 { \__regex_action_submatch:n { #1 > } }
     \fi:
@@ -2482,7 +2456,7 @@
         }
       \prop_map_inline:Nn \l__regex_success_submatches_prop
         {
-          \if_int_compare:w ##1 \c_minus_one
+          \if_int_compare:w ##1 - \c_one
             \exp_after:wN \__regex_extract_e:wn \__int_value:w
           \else:
             \exp_after:wN \__regex_extract_b:wn \__int_value:w
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty
index d7554d39c69..ba989f071c7 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty
@@ -6,47 +6,21 @@
 %%
 %% l3str-convert.dtx  (with options: `package')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \RequirePackage{expl3}
-\GetIdInfo$Id: l3str-convert.dtx 6699 2016-09-07 16:03:15Z bruno $
+\GetIdInfo$Id: l3str-convert.dtx 6805 2016-12-28 22:15:52Z joseph $
   {L3 Experimental string encoding conversions}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88591.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88591.def
index 96322083f8f..526bd896aa7 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88591.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88591.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88591')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88591 }
   {
   }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885910.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885910.def
index 7e4a862344e..082fec6653a 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885910.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885910.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso885910')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso885910 }
   {
     { A1 } { 0104 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885911.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885911.def
index 6fcf045535a..e51840885bf 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885911.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885911.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso885911')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso885911 }
   {
     { A1 } { 0E01 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885913.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885913.def
index 2528a8f9feb..83718b2a1b0 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885913.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885913.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso885913')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso885913 }
   {
     { A1 } { 201D }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885914.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885914.def
index b8c66c6283b..90ddd22915c 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885914.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885914.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso885914')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso885914 }
   {
     { A1 } { 1E02 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885915.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885915.def
index 3ab9c444dab..c7980a0cf71 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885915.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885915.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso885915')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso885915 }
   {
     { A4 } { 20AC }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885916.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885916.def
index dfc1ad947b9..1fc3dfa0ad0 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885916.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso885916.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso885916')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso885916 }
   {
     { A1 } { 0104 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88592.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88592.def
index aac1d299767..655d5dfbb12 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88592.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88592.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88592')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88592 }
   {
     { A1 } { 0104 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88593.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88593.def
index f333229dd00..ffcca4890a7 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88593.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88593.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88593')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88593 }
   {
     { A1 } { 0126 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88594.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88594.def
index e5ca8871aa4..5a92daf3827 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88594.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88594.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88594')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88594 }
   {
     { A1 } { 0104 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88595.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88595.def
index d019f144949..f43c25b1da1 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88595.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88595.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88595')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88595 }
   {
     { A1 } { 0401 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88596.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88596.def
index f2e9da49095..bae2edd75f3 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88596.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88596.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88596')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88596 }
   {
     { AC } { 060C }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88597.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88597.def
index e36f926ceb1..798746d98d7 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88597.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88597.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88597')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88597 }
   {
     { A1 } { 2018 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88598.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88598.def
index e8cb981a621..7478b313e58 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88598.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88598.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88598')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88598 }
   {
     { AA } { 00D7 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88599.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88599.def
index 8d46779b6e9..6cccd45605a 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88599.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-iso88599.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `iso88599')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \__str_declare_eight_bit_encoding:nnn { iso88599 }
   {
     { D0 } { 011E }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf16.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf16.def
index 4bfb9bc9444..0ce28efe7c7 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf16.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf16.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `utf16')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \group_begin:
   \char_set_catcode_other:N \^^fe
   \char_set_catcode_other:N \^^ff
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf32.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf32.def
index 02060931fdb..f0fb7f2514d 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf32.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf32.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `utf32')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \group_begin:
   \char_set_catcode_other:N \^^00
   \char_set_catcode_other:N \^^fe
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf8.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf8.def
index b91e8997d27..ae851882149 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf8.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-enc-utf8.def
@@ -6,50 +6,24 @@
 %%
 %% l3str-convert.dtx  (with options: `utf8')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \cs_new_protected:cpn { __str_convert_encode_utf8: }
   { \__str_convert_gmap_internal:N \__str_encode_utf_viii_char:n }
 \cs_new:Npn \__str_encode_utf_viii_char:n #1
   {
-    \__str_encode_utf_viii_loop:wwnnw #1 ; \c_minus_one + \c_zero * ;
+    \__str_encode_utf_viii_loop:wwnnw #1 ; - \c_one + \c_zero * ;
       { 128 } { \c_zero }
       {  32 } {     192 }
       {  16 } {     224 }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-hex.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-hex.def
index 0669ea16a9c..7e2ab8b8db9 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-hex.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-hex.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `hex')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \cs_new_protected:Npn \__str_convert_unescape_hex:
   {
     \group_begin:
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-name.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-name.def
index d1650a5dff8..23c77ecc650 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-name.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-name.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `name')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \cs_set_protected:Npn \__str_tmp:w #1#2#3
   {
     \cs_new_protected:cpn { __str_convert_unescape_#2: }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-string.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-string.def
index 3d36f4ef1e2..d40866bfb99 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-string.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-string.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `string')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \group_begin:
   \char_set_lccode:nn {`\*} {`\\}
   \char_set_catcode_other:N \^^J
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def
index d3801b67f88..347d8cfeaf3 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def
@@ -6,45 +6,19 @@
 %%
 %% l3str-convert.dtx  (with options: `url')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-convert.dtx Copyright (C) 2013-2016 The LaTeX3 Project
 \cs_set_protected:Npn \__str_tmp:w #1#2#3
   {
     \cs_new_protected:cpn { __str_convert_unescape_#2: }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty
index 41093e4b732..850ff9f61a0 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty
@@ -6,47 +6,21 @@
 %%
 %% l3str-format.dtx  (with options: `package')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3str-format.dtx Copyright (C) 2012-2013,2015 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3str-format.dtx Copyright (C) 2012-2013,2015,2016 The LaTeX3 Project
 \RequirePackage{expl3}
-\GetIdInfo$Id: l3str-format.dtx 6589 2016-06-13 11:11:55Z joseph $
+\GetIdInfo$Id: l3str-format.dtx 6805 2016-12-28 22:15:52Z joseph $
   {L3 Experimental string formatting}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-analysis.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-analysis.sty
index aee29ed5cab..04d811b352f 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-analysis.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-analysis.sty
@@ -6,47 +6,21 @@
 %%
 %% l3tl-analysis.dtx  (with options: `package')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3tl-analysis.dtx Copyright (C) 2011-2012,2015,2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
+%% 
+%% File: l3tl-analysis.dtx Copyright (C) 2011-2012,2015,2016 The LaTeX3 Project
 \RequirePackage{expl3}
-\GetIdInfo$Id: l3tl-analysis.dtx 6589 2016-06-13 11:11:55Z joseph $
+\GetIdInfo$Id: l3tl-analysis.dtx 6805 2016-12-28 22:15:52Z joseph $
   {L3 Experimental token lists analysis}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
@@ -93,7 +67,7 @@
   }
 \cs_new_protected:Npn \__tl_analysis_setup:n #1
   {
-    \int_set_eq:NN \tex_escapechar:D \c_minus_one
+    \int_set:Nn \tex_escapechar:D { - \c_one }
     \exp_after:wN \__tl_analysis_disable_loop:N
       \tl_to_str:n {#1} { ~ } { ? ~ \__prg_break: }
     \__prg_break_point:
@@ -128,7 +102,7 @@
           \c_one
         \else:
           \if_catcode:w \exp_not:N \l__tl_analysis_token \c_group_end_token
-            \c_minus_one
+            - \c_one
           \else:
             \c_two
           \fi:
@@ -199,7 +173,7 @@
       = \l__tl_analysis_normal_int sp plus \l__tl_analysis_type_int sp \scan_stop:
     \int_incr:N \l__tl_analysis_index_int
     \int_zero:N \l__tl_analysis_normal_int
-    \if_int_compare:w \l__tl_analysis_nesting_int = \c_minus_one
+    \if_int_compare:w \l__tl_analysis_nesting_int = - \c_one
       \cs_set_eq:NN \__tl_analysis_a_loop:w \scan_stop:
     \fi:
   }
@@ -277,7 +251,7 @@
     \exp_not:n { \fi: \fi: \fi: \fi: \fi: \fi: \fi: \fi: }
     \exp_not:N \__int_value:w `#1 \s__tl
    \exp_not:N \exp_after:wN \exp_not:N \__tl_analysis_b_normals:ww
-     \exp_not:N \__int_value:w \exp_not:N \__int_eval:w \c_minus_one +
+     \exp_not:N \__int_value:w \exp_not:N \__int_eval:w - \c_one +
   }
 \cs_new:Npn \__tl_analysis_b_cs:Nww #1
   {
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty
index 1fe47bca0b3..8b278c5625e 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty
@@ -6,47 +6,21 @@
 %%
 %% l3tl-build.dtx  (with options: `package')
 %% 
-%% EXPERIMENTAL CODE
+%% Copyright (C) 2011-2016 The LaTeX3 Project
 %% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version.  The latest
+%% version of this license is in the file:
 %% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3tl-build.dtx Copyright (C) 2011-2016 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
 %%    http://www.latex-project.org/lppl.txt
-%%
+%% 
 %% This file is part of the "l3experimental bundle" (The Work in LPPL)
 %% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX3 Project.
-%%
-%% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2016/11/21]
-\@ifpackagelater{expl3}{2016/11/21}
+%% 
+%% File: l3tl-build.dtx Copyright (C) 2011-2016 The LaTeX3 Project
+\RequirePackage{expl3}[2017/01/28]
+\@ifpackagelater{expl3}{2017/01/28}
   {}
   {%
     \PackageError{l3tl-build}{Support package l3kernel too old}
@@ -58,7 +32,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3tl-build.dtx 6760 2016-11-21 20:35:31Z joseph $
+\GetIdInfo$Id: l3tl-build.dtx 6829 2017-01-28 08:52:51Z joseph $
   {L3 Experimental token list construction}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}