l3 (29jul15)

git-svn-id: svn://tug.org/texlive/trunk@37997 c570f23f-e606-0410-a88d-b1316a301751

14 files changed, 106 insertions, 84 deletions

diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3sort/l3sort.sty b/Master/texmf-dist/tex/latex/l3experimental/l3sort/l3sort.sty
index dc1efc1f218..5fd4ada3ef3 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3sort/l3sort.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3sort/l3sort.sty
@@ -46,8 +46,8 @@
 %%
 %% -----------------------------------------------------------------------
 %%
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{l3sort}{Support package l3kernel too old}
@@ -59,7 +59,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3sort.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: l3sort.dtx 5700 2015-07-28 19:26:39Z joseph $
   {L3 Experimental sorting functions}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3flag.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3flag.sty
index bbcdb5f332b..a07319fa527 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3flag.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3flag.sty
@@ -45,8 +45,8 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{l3flag}{Support package l3kernel too old}
@@ -58,7 +58,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3flag.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: l3flag.dtx 5700 2015-07-28 19:26:39Z 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 168fb0f2390..ccc1b802342 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty
@@ -45,8 +45,8 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{l3regex}{Support package l3kernel too old}
@@ -58,7 +58,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3regex.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: l3regex.dtx 5700 2015-07-28 19:26:39Z joseph $
   {L3 Experimental regular expressions}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty
index cfa65116eba..64b70dc3449 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty
@@ -45,8 +45,8 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{l3regex}{Support package l3kernel too old}
@@ -58,7 +58,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3regex.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: l3regex.dtx 5700 2015-07-28 19:26:39Z joseph $
   {L3 Experimental regular expressions}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str.sty
index 399f4f381e0..f916146b61e 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str.sty
@@ -45,8 +45,8 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{l3str}{Support package l3kernel too old}
@@ -58,7 +58,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3str-expl.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: l3str-expl.dtx 5700 2015-07-28 19:26:39Z joseph $
   {L3 Experimental strings}
 \def\ExplFileName{l3str}
 \ProvidesExplPackage
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 5952ddd387e..e138c303f62 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty
@@ -45,8 +45,8 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{l3tl-build}{Support package l3kernel too old}
@@ -58,7 +58,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3tl-build.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: l3tl-build.dtx 5700 2015-07-28 19:26:39Z joseph $
   {L3 Experimental token list construction}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty b/Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty
index afb35d711b3..6ce235f7c03 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty
@@ -47,8 +47,8 @@
 %%
 %% -----------------------------------------------------------------------
 %%
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{l3galley}{Support package l3kernel too old}
@@ -60,7 +60,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3galley.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: l3galley.dtx 5700 2015-07-28 19:26:39Z joseph $
   {L3 Experimental galley code}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
@@ -390,15 +390,19 @@
       }
   }
 \box_new:N \g__galley_last_box
-\cs_new_protected_nopar:Npn \__galley_start_paragraph_std:
+\cs_new_protected:Npn \__galley_start_paragraph_common:N #1
   {
     \group_begin:
       \box_gset_to_last:N \g__galley_last_box
       \tex_par:D
-      \__galley_insert_vertical_items:
+      #1
       \tex_everypar:D { }
       \tex_noindent:D
     \group_end:
+  }
+\cs_new_protected_nopar:Npn \__galley_start_paragraph_std:
+  {
+    \__galley_start_paragraph_common:N \__galley_insert_vertical_items:
     \__galley_insert_horizontal_items:
     \__galley_restore_running_parameters:
   }
@@ -406,19 +410,16 @@
   {
     \bool_gset_false:N \g__galley_begin_level_bool
     \mode_if_horizontal:TF
-      {
-        \group_begin:
-          \box_gset_to_last:N \g__galley_last_box
-          \tex_par:D
-          \__galley_insert_vspace:
-          \tex_everypar:D { }
-          \tex_noindent:D
-        \group_end:
-      }
-      { \__galley_insert_vspace: }
+      { \__galley_start_paragraph_common:N \__galley_insert_vspace_first: }
+      { \__galley_insert_vspace_first: }
     \__galley_insert_horizontal_items:
     \__galley_restore_running_parameters:
   }
+\cs_new_protected_nopar:Npn \__galley_insert_vspace_first:
+  {
+    \tl_if_empty:NF \g__galley_interpar_vspace_user_tl
+      { \skip_vertical:n { \g__galley_interpar_vspace_user_tl } }
+  }
 \cs_new_protected_nopar:Npn \__galley_insert_vertical_items:
   {
     \g_galley_whatsit_previous_tl
@@ -435,10 +436,6 @@
         \tl_gclear:N \g__galley_interpar_penalty_user_tl
       }
     \bool_gset_false:N \g_galley_no_break_next_bool
-    \__galley_insert_vspace:
-  }
-\cs_new_protected_nopar:Npn \__galley_insert_vspace:
-  {
     \tl_if_empty:NTF \g__galley_interpar_vspace_user_tl
       { \skip_vertical:N \l_galley_interpar_vspace_skip }
       {
diff --git a/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex b/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex
index a15d2022461..1b601e21869 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex
+++ b/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex
@@ -81,8 +81,8 @@
 %% -----------------------------------------------------------------------
 \def\ExplFileName{expl3}
 \def\ExplFileDescription{L3 programming layer}
-\def\ExplFileDate{2015/07/15}
-\def\ExplFileVersion{5666}
+\def\ExplFileDate{2015/07/28}
+\def\ExplFileVersion{5700}
 \begingroup
   \def\next{\endgroup}
   \expandafter\ifx\csname PackageError\endcsname\relax
@@ -446,7 +446,7 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3names.dtx 5644 2015-06-30 07:59:24Z joseph $
+\GetIdInfo$Id: l3names.dtx 5691 2015-07-27 19:53:13Z joseph $
   {L3 Namespace for primitives}
 \let \tex_global:D \global
 \let \tex_let:D    \let
@@ -1269,7 +1269,10 @@
   \tex_let:D \pdftex_primitive:D \primitive
   \tex_let:D \pdftex_shellescape:D \shellescape
 \tex_fi:D
-\etex_unless:D \pdftex_ifprimitive:D \pdftex_mapfile:D
+\tex_ifnum:D 0
+  \etex_ifdefined:D \pdftex_pdftexversion:D 1 \tex_fi:D
+  \etex_ifdefined:D \luatex_luatexversion:D 1 \tex_fi:D
+    = 0 %
   \tex_let:D \pdftex_mapfile:D \tex_undefined:D
   \tex_let:D \pdftex_mapline:D \tex_undefined:D
 \tex_fi:D
@@ -3640,7 +3643,7 @@
       { c__unicode_ #9 _ #6 _X_ #7 _tl }
       { #8 }
   }
-%% File: l3seq.dtx Copyright (C) 1990-2014 The LaTeX3 Project
+%% File: l3seq.dtx Copyright (C) 1990-2015 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
@@ -3672,7 +3675,7 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3seq.dtx 5354 2014-08-23 01:35:39Z bruno $
+\GetIdInfo$Id: l3seq.dtx 5681 2015-07-24 03:01:31Z bruno $
   {L3 Sequences and stacks}
 \cs_new:Npn \__seq_item:n
   {
@@ -7926,10 +7929,11 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3file.dtx 5627 2015-06-07 09:26:26Z bruno $
+\GetIdInfo$Id: l3file.dtx 5688 2015-07-27 16:57:49Z bruno $
   {L3 File and I/O operations}
 \tl_new:N \g_file_current_name_tl
-\tl_gset_eq:NN \g_file_current_name_tl \@currname
+\cs_if_exist:NT \@currname
+  { \tl_gset_eq:NN \g_file_current_name_tl \@currname }
 \seq_new:N \g__file_stack_seq
 \seq_new:N \g__file_record_seq
 \tl_new:N \l__file_internal_tl
@@ -8133,13 +8137,15 @@
         \prg_return_true:
       }
   }
+\exp_args:NNNo \exp_args:NNo \cs_new_protected_nopar:Npn \__ior_new:N
+  { \cs:w newread \cs_end: }
 \cs_new_protected:Npn \__ior_open:Nn #1#2
   {
     \ior_close:N #1
     \seq_gpop:NNTF \g__ior_streams_seq \l__ior_stream_tl
       { \__ior_open_stream:Nn #1 {#2} }
       {
-        \cs:w newread \cs_end: #1
+        \__ior_new:N #1
         \tl_set:Nx \l__ior_stream_tl { \int_eval:n {#1} }
         \__ior_open_stream:Nn #1 {#2}
       }
@@ -8223,6 +8229,8 @@
   }
 \cs_new_protected:Npn \iow_new:N #1 { \cs_new_eq:NN #1 \c_term_iow }
 \cs_generate_variant:Nn \iow_new:N { c }
+\exp_args:NNNo \exp_args:NNo \cs_new_protected_nopar:Npn \__iow_new:N
+  { \cs:w newwrite \cs_end: }
 \cs_new_protected:Npn \iow_open:Nn #1#2
   { \__file_name_sanitize:nn {#2} { \__iow_open:Nn #1 } }
 \cs_generate_variant:Nn \iow_open:Nn { c }
@@ -8232,7 +8240,7 @@
     \seq_gpop:NNTF \g__iow_streams_seq \l__iow_stream_tl
       { \__iow_open_stream:Nn #1 {#2} }
       {
-        \cs:w newwrite \cs_end: #1
+        \__iow_new:N #1
         \tl_set:Nx \l__iow_stream_tl { \int_eval:n {#1} }
         \__iow_open_stream:Nn #1 {#2}
       }
@@ -8972,7 +8980,7 @@
 %%   prior consultation with the LaTeX3 Project.
 %%
 %% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3keys.dtx 5665 2015-07-15 06:13:22Z joseph $
+\GetIdInfo$Id: l3keys.dtx 5684 2015-07-26 07:23:48Z joseph $
   {L3 Key-value interfaces}
 \int_new:N \g__keyval_level_int
 \tl_new:N \l__keyval_key_tl
@@ -9164,6 +9172,7 @@
       }
     \cs_if_exist:cF { \c__keys_code_root_tl #1 }
       {
+        \__chk_if_free_cs:c { \c__keys_code_root_tl #1 }
         \cs_set_protected:cpn { \c__keys_code_root_tl #1 } ##1 { }
       }
   }
@@ -9271,7 +9280,7 @@
 \cs_new_protected:Npn \__keys_default_set:n #1
   {
     \__keys_ensure_exist:V \l_keys_path_tl
-    \tl_if_blank:nTF {#1}
+    \tl_if_empty:nTF {#1}
       {
         \prop_remove:cn { \c__keys_info_root_tl \l_keys_path_tl }
           { default }
@@ -9530,28 +9539,37 @@
 \cs_new_protected:Npn \__keys_set_elt:n #1
   {
     \bool_set_true:N \l__keys_no_value_bool
-    \__keys_set_elt_aux:nn {#1} { }
+    \__keys_set_elt_aux:onn \l__keys_module_tl {#1} { }
   }
 \cs_new_protected:Npn \__keys_set_elt:nn #1#2
   {
     \bool_set_false:N \l__keys_no_value_bool
-    \__keys_set_elt_aux:nn {#1} {#2}
+    \__keys_set_elt_aux:onn \l__keys_module_tl {#1} {#2}
   }
-\cs_new_protected:Npn \__keys_set_elt_aux:nn #1#2
+\cs_new_protected:Npn \__keys_set_elt_aux:nnn #1#2#3
   {
-    \tl_set:Nx \l_keys_path_tl { \l__keys_module_tl / \tl_to_str:n {#1} }
-    \tl_set:Nx \l_keys_key_tl
-      { \exp_after:wN \__keys_key_find:w \l_keys_path_tl / \q_stop }
-    \__keys_value_or_default:n {#2}
+    \tl_set:Nx \l_keys_path_tl { \l__keys_module_tl / \tl_to_str:n {#2} }
+    \tl_clear:N \l__keys_module_tl
+    \exp_after:wN \__keys_find_key_module:w \l_keys_path_tl / \q_stop
+    \__keys_value_or_default:n {#3}
     \bool_if:NTF \l__keys_selective_bool
       { \__keys_set_elt_selective: }
       { \__keys_set_elt_aux: }
+    \tl_set:Nn \l__keys_module_tl {#1}
   }
-\cs_new:Npn \__keys_key_find:w #1 / #2 \q_stop
+\cs_generate_variant:Nn \__keys_set_elt_aux:nnn { o }
+\cs_new_protected:Npn \__keys_find_key_module:w #1 / #2 \q_stop
   {
     \tl_if_blank:nTF {#2}
-      { #1 }
-      { \__keys_key_find:w #2 \q_stop }
+      { \tl_set:Nn \l_keys_key_tl {#1} }
+      {
+        \tl_put_right:Nx \l__keys_module_tl
+          {
+            \tl_if_empty:NF \l__keys_module_tl { / }
+            #1
+          }
+        \__keys_find_key_module:w #2 \q_stop
+      }
   }
 \cs_new_protected_nopar:Npn \__keys_set_elt_aux:
   {
@@ -16407,7 +16425,7 @@
 %%
 %% -----------------------------------------------------------------------
 %%
-\GetIdInfo$Id: l3candidates.dtx 5613 2015-05-21 11:59:04Z joseph $
+\GetIdInfo$Id: l3candidates.dtx 5677 2015-07-22 14:47:23Z joseph $
   {L3 Experimental additions to l3kernel}
 \group_begin:
   \tex_lccode:D `? = `: \scan_stop:
@@ -17907,6 +17925,12 @@
         #3 \q_recursion_stop
       }
   }
+\cs_new:cpn { __tl_change_case_upper_de-alt:Nnw } #1#2
+  {
+    \int_compare:nNnTF { `#1 } = { 223 }
+      { \__tl_change_case_output:Vwn \c__unicode_upper_Eszett_tl }
+      {#2}
+  }
 \cs_new:Npn \__tl_mixed_case:nn #1#2
   {
     \etex_unexpanded:D \exp_after:wN
diff --git a/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex b/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex
index 95d8485fd85..e9a3144afc8 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex
+++ b/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex
@@ -47,8 +47,8 @@
 %% -----------------------------------------------------------------------
 \def\ExplFileName{expl3}
 \def\ExplFileDescription{L3 programming layer}
-\def\ExplFileDate{2015/07/15}
-\def\ExplFileVersion{5666}
+\def\ExplFileDate{2015/07/28}
+\def\ExplFileVersion{5700}
 \let\ExplLoaderFileVersion\ExplFileVersion
 \begingroup
   \def\tempa{LaTeX2e}
diff --git a/Master/texmf-dist/tex/latex/l3kernel/expl3.sty b/Master/texmf-dist/tex/latex/l3kernel/expl3.sty
index 4b34972bb49..5e8ed84d543 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/expl3.sty
+++ b/Master/texmf-dist/tex/latex/l3kernel/expl3.sty
@@ -47,8 +47,8 @@
 %% -----------------------------------------------------------------------
 \def\ExplFileName{expl3}
 \def\ExplFileDescription{L3 programming layer}
-\def\ExplFileDate{2015/07/15}
-\def\ExplFileVersion{5666}
+\def\ExplFileDate{2015/07/28}
+\def\ExplFileVersion{5700}
 \let\ExplLoaderFileVersion\ExplFileVersion
 \ProvidesPackage{\ExplFileName}
   [%
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3unicode-data.def b/Master/texmf-dist/tex/latex/l3kernel/l3unicode-data.def
index f0802edf6c2..1246af783e5 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/l3unicode-data.def
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3unicode-data.def
@@ -9,10 +9,9 @@
 %%   Version 8.0.0 dated 2015-01-13, 18:16:36
 %% which are maintained by the Unicode Consortium.
 %%
-%% Generated on 2015-07-01.
+%% Generated on 2015-07-20.
 %%
-\ProvidesExplFile {l3unicode-data.def} {2015/07/01} {5647} {L3 Unicode 
-data}
+\ProvidesExplFile {l3unicode-data.def} {2015/07/20} {-1} {L3 Unicode data}
 \pdftex_if_engine:T
   {
     \group_begin:
@@ -49,14 +48,15 @@ data}
     \tl_const:Nn \c__unicode_lower_exceptions_tl { }
     \tl_const:Nn \c__unicode_mixed_exceptions_tl { }
     \tl_const:Nn \c__unicode_upper_exceptions_tl { }
-    \tl_const:Nn \c__unicode_std_sigma_tl   { }
-    \tl_const:Nn \c__unicode_final_sigma_tl { }
-    \tl_const:Nn \c__unicode_accents_lt_tl  { }
-    \tl_const:Nn \c__unicode_dot_above_tl   { }
-    \tl_const:Nn \c__unicode_dotless_i_tl   { I }
-    \tl_const:Nn \c__unicode_dotted_I_tl    { i }
-    \tl_const:Nn \c__unicode_i_ogonek_tl    { }
-    \tl_const:Nn \c__unicode_I_ogonek_tl    { }
+    \tl_const:Nn \c__unicode_std_sigma_tl    { }
+    \tl_const:Nn \c__unicode_final_sigma_tl  { }
+    \tl_const:Nn \c__unicode_accents_lt_tl   { }
+    \tl_const:Nn \c__unicode_dot_above_tl    { }
+    \tl_const:Nn \c__unicode_dotless_i_tl    { I }
+    \tl_const:Nn \c__unicode_dotted_I_tl     { i }
+    \tl_const:Nn \c__unicode_i_ogonek_tl     { }
+    \tl_const:Nn \c__unicode_I_ogonek_tl     { }
+    \tl_const:Nn \c__unicode_upper_Eszett_tl { }
     \tex_endinput:D
   }
 \tl_const:cn { c__unicode_lower_0_X_0_tl } { ÈèĬĭƐɛǴǵϨϩҰұԔԕᏬꮼḔḕṸṹỜờⒸⓒⰤⱔⲈⲉꙨꙩ }
@@ -269,6 +269,7 @@ data}
 \tl_const:Nn \c__unicode_dotted_I_tl { İ }
 \tl_const:Nn \c__unicode_i_ogonek_tl { į }
 \tl_const:Nn \c__unicode_I_ogonek_tl { Į }
+\tl_const:Nn \c__unicode_upper_Eszett_tl { ẞ }
 \tl_const:Nn \c__unicode_accents_lt_tl {Ì{i̇̀}Í{i̇́}Ĩ{i̇̃}}
 \tl_const:cn { c__unicode_fold_0_X_0_tl } { ÈèĬĭƐɛǴǵϨϩҰұԔԕḔḕṸṹỜờᾤ{ὤι}ⒸⓒⰤⱔⲈⲉꙨꙩꭼᎬ }
 \tl_const:cn { c__unicode_fold_0_X_1_tl } { ÉéƑƒჍⴭᾥ{ὥι}ⒹⓓⰥⱕⳭⳮꭽᎭ }
diff --git a/Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty b/Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty
index 7efae37b0e6..1e61a8c8a59 100644
--- a/Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty
+++ b/Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty
@@ -46,8 +46,8 @@
 %%
 %% -----------------------------------------------------------------------
 %%
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{l3keys2e}{Support package l3kernel too old}
@@ -59,7 +59,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: l3keys2e.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: l3keys2e.dtx 5700 2015-07-28 19:26:39Z joseph $
   {LaTeX2e option processing using LaTeX3 keys}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty b/Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty
index befd3da667a..f46f3727e76 100644
--- a/Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty
+++ b/Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty
@@ -50,8 +50,8 @@
 %%
 %% -----------------------------------------------------------------------
 %%
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{xparse}{Support package l3kernel too old}
@@ -63,7 +63,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: xparse.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: xparse.dtx 5700 2015-07-28 19:26:39Z joseph $
   {L3 Experimental document command parser}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
diff --git a/Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty b/Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty
index 64fa70a81f5..e9555109b6d 100644
--- a/Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty
+++ b/Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty
@@ -50,8 +50,8 @@
 %%
 %% -----------------------------------------------------------------------
 %%
-\RequirePackage{expl3}[2015/07/14]
-\@ifpackagelater{expl3}{2015/07/14}
+\RequirePackage{expl3}[2015/07/28]
+\@ifpackagelater{expl3}{2015/07/28}
   {}
   {%
     \PackageError{xtemplate}{Support package l3kernel too old}
@@ -63,7 +63,7 @@
       }%
     \endinput
   }
-\GetIdInfo$Id: xtemplate.dtx 5662 2015-07-14 21:32:38Z joseph $
+\GetIdInfo$Id: xtemplate.dtx 5700 2015-07-28 19:26:39Z joseph $
   {L3 Experimental prototype document functions}
 \ProvidesExplPackage
   {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}