7 files changed, 105 insertions, 72 deletions
diff --git a/Master/texmf-dist/doc/latex/amscls/00LICENSE.txt b/Master/texmf-dist/doc/latex/amscls/00LICENSE.txt
index d779a36f8b9..402f74e422c 100644
--- a/Master/texmf-dist/doc/latex/amscls/00LICENSE.txt
+++ b/Master/texmf-dist/doc/latex/amscls/00LICENSE.txt
@@ -1,3 +1,5 @@
+00LICENSE.txt, 2010/05/04
+
 The AMS is in the process of restating and updating the licenses on
 all components of the AMS-LaTeX and AMSFonts distributions in order to
 bring their licenses into line with current standards of "free"
diff --git a/Master/texmf-dist/doc/latex/amscls/README b/Master/texmf-dist/doc/latex/amscls/README
index e9272076df5..7273ec23ece 100644
--- a/Master/texmf-dist/doc/latex/amscls/README
+++ b/Master/texmf-dist/doc/latex/amscls/README
@@ -1,6 +1,6 @@
-README file for AMS document classes amsart/book/proc 2.20.2 [2015/03/10]
+README file for AMS document classes amsart/book/proc 2.20.4 [2017/10/31]
 
-Copyright 2004, 2010, 2014-2015 American Mathematical Society.
+Copyright 2004, 2010, 2014-2017 American Mathematical Society.
 
 This work may be distributed and/or modified under the
 conditions of the LaTeX Project Public License, either version 1.3c
@@ -30,42 +30,61 @@ email: tech-support@ams.org
 
 See manifest.txt for a list of all the files in the distribution.
 
-See install.txt for installation instructions.
-
 The document classes amsart, amsbook, amsproc and related packages are
 provided by the American Mathematical Society for authors to use with
-LaTeX. They produce the overall layout and appearance of AMS
+LaTeX.  They produce the overall layout and appearance of AMS
 publications.
 
 In order to use an AMS document class you need to have TeX software
-installed first. TeX is not an AMS product. If you need information on
-getting TeX see one of the following:
+installed first.  TeX is not an AMS product. If you need information
+on getting TeX see one of the following:
 
   http://www.tug.org/
-  http://www.ams.org/tex/tex-resources.html
+  https://www.ams.org/tex/tex-resources.html
+
+User documentation for the AMS document classes is contained in the
+class-specific AMS Author Handbook, found at these locations:
+
+  https://www.ams.org/tex/author-handbook  (individual handbooks)
+  http://mirror.ctan.org/tex-archive/info/amscls-doc.zip  (full source)
 
-Documentation for the AMS document classes is found in
+Additional documentation for the AMS document classes and the related
+theorem package is found in
 
-  instr-l.pdf
   diffs-c.txt
   amsthdoc.pdf
   thmtest.tex
   thmtest.pdf
 
-which are included in the collection.  Additional documentation can be
-found in the amsclass FAQ:
+which are included in the collection.  Answers to some specific
+questions can be found in the AMS Author FAQ:
 
-  http://www.ams.org/tex/amsclass-faq.html
+  https://www.ams.org/tex/amsclass-faq.html
 
 The recommended procedure for making a custom document class based on an
 AMS class is to make a copy of the relevant .cls file using a different
-name and edit the copy---e.g., copy amsbook.cls to mybook.cls. (In
+name and edit the copy---e.g., copy amsbook.cls to mybook.cls.  (In
 general we advise against using \LoadClass, unless the base class is
 frozen or changes to the base class are under your control.)
 
 ========================================================================
 RECENT CHANGES
 
+---amsclass.dtx 2.20.4 2017/10/31
+Changed \emailaddrname: replaced "E-mail" by "Email"
+
+---amsclass.dtx 2.20.3 2017/10/06
+Don't assume amsfonts is available when providing a fallback
+definition of \dh; instead, issue a warning and substitute "dh".
+
+---documentation files 2017/11/15
+instr-l.* removed; superseded by (class-specific) AMS Author Handbooks
+at https://www.ams.org/tex/author-handbook
+or http://mirror.ctan.org/tex-archive/info/amscls-doc.zip
+
+========================================================================
+PREVIOUS CHANGES
+
 ---amsthdoc.tex 2.20.2 2015/04/10
 Completely rewritten, adding examples, workarounds, and notes on
 interaction with other packages and document classes.
@@ -74,9 +93,6 @@ interaction with other packages and document classes.
 Patched definition of \[ for compatibility with the fixltx2e package
 and post-2014 versions of the LaTeX kernel.  Thanks to David Carlisle.
 
-========================================================================
-PREVIOUS CHANGES
-
 ---amsclass.ins 2.25 2014/07/24
    amsmidx.ins  1.1  2014/07/24
    upref.ins    1.1  2014/07/24
diff --git a/Master/texmf-dist/doc/latex/amscls/amsclass.pdf b/Master/texmf-dist/doc/latex/amscls/amsclass.pdf
index 22e5656a6a7..2e484a954e8 100644
--- a/Master/texmf-dist/doc/latex/amscls/amsclass.pdf
+++ b/Master/texmf-dist/doc/latex/amscls/amsclass.pdf
diff --git a/Master/texmf-dist/doc/latex/amscls/amsthdoc.pdf b/Master/texmf-dist/doc/latex/amscls/amsthdoc.pdf
index d675694dd92..c9209b03c02 100644
--- a/Master/texmf-dist/doc/latex/amscls/amsthdoc.pdf
+++ b/Master/texmf-dist/doc/latex/amscls/amsthdoc.pdf
diff --git a/Master/texmf-dist/doc/latex/amscls/diffs-c.txt b/Master/texmf-dist/doc/latex/amscls/diffs-c.txt
index 1d9402c8745..61c647df7f9 100644
--- a/Master/texmf-dist/doc/latex/amscls/diffs-c.txt
+++ b/Master/texmf-dist/doc/latex/amscls/diffs-c.txt
@@ -1,9 +1,66 @@
-diffs-c.txt [2004/08/06]
+diffs-c.txt [2017/10/31]
+
+Copyright 2004, 2010, 2017 American Mathematical Society.
+
+American Mathematical Society
+Technical Support
+Publications Technical Group
+201 Charles Street
+Providence, RI 02904
+USA
+tel: (401) 455-4080
+     (800) 321-4267 (USA and Canada only)
+fax: (401) 331-3842
+email: tech-support@ams.org
+
+This work may be distributed and/or modified under the
+conditions of the LaTeX Project Public License, either version 1.3c
+of this license or (at your option) any later version.
+The latest version of this license is in
+  http://www.latex-project.org/lppl.txt
+and version 1.3c or later is part of all distributions of LaTeX
+version 2005/12/01 or later.
+
+This work has the LPPL maintenance status `maintained'.
+
+The Current Maintainer of this work is the American Mathematical
+Society.
+
+========================================================================
 
 History of changes for AMS document classes, the amsthm package, and
 other packages distributed in this collection.
 
 ========================================================================
+Differences in amsart/amsbook/amsproc 2.20.4 (October 2017)
+
+---Text for \emailaddrname changed from "E-mail" to "Email".
+
+---Don't assume amsfonts is available when providing a fallback
+   definition of \dh; instead, issue a warning and substitute "dh".
+
+---The files instr-l.tex and instr-l.pdf have been removed, replaced
+   by a set of Author Handbooks in the separate collection amscls-doc.
+
+========================================================================
+Differences in amsthdoc 2.20.3 (September 2017)
+
+---Corrected example (p.5), \begin{thm} ... \end{theorem} to \end{thm}.
+   Added problem warning about \qedhere used within a split environment.
+
+========================================================================
+Differences in amsart/amsbook/amsproc 2.20.2 (April 2015)
+
+---Patched definition of \[ for compatibility with the fixltx2e package
+   and post-2014 versions of the LaTeX kernel.  Thanks to David Carlisle.
+
+========================================================================
+Differences in amsthdoc 2.20.2 (April 2015)
+
+---Completely rewritten, adding examples, workarounds, and notes on
+   interaction with other packages and document classes.
+
+========================================================================
 Differences in amsart/amsbook/amsproc 2.20.1 (July 2009)
 
 ---Added 2010 as a valid version of the Mathematics Subject
diff --git a/Master/texmf-dist/doc/latex/amscls/instr-l.pdf b/Master/texmf-dist/doc/latex/amscls/instr-l.pdf
deleted file mode 100644
index 76fabaa0e54..00000000000
--- a/Master/texmf-dist/doc/latex/amscls/instr-l.pdf
+++ /dev/null
diff --git a/Master/texmf-dist/doc/latex/amscls/manifest.txt b/Master/texmf-dist/doc/latex/amscls/manifest.txt
index d566152324c..7cdaad319ba 100644
--- a/Master/texmf-dist/doc/latex/amscls/manifest.txt
+++ b/Master/texmf-dist/doc/latex/amscls/manifest.txt
@@ -1,71 +1,29 @@
-bibtex:
-bst
-
-bibtex/bst:
-amscls
-
-bibtex/bst/amscls:
-amsalpha.bst
-amsplain.bst
-
-doc:
-latex
-
-doc/latex:
-amscls
-
-doc/latex/amscls:
 00LICENSE.txt
 README
+amsalpha.bst
 amsart-template.tex
 amsbook-template.tex
-amsbooka.pdf
-amsclass.pdf
-amsdtx.pdf
-amsmidx.pdf
-amsproc-template.tex
-amsthdoc.pdf
-diffs-c.txt
-instr-l.pdf
-manifest.txt
-thmtest.pdf
-upref.pdf
-
-source:
-latex
-
-source/latex:
-amscls
-
-source/latex/amscls:
 amsbooka.dtx
 amsbooka.ins
+amsbooka.pdf
 amsclass.dtx
 amsclass.ins
+amsclass.pdf
 amsdtx.dtx
 amsdtx.ins
+amsdtx.pdf
 amsmidx.dtx
 amsmidx.ins
+amsmidx.pdf
+amsplain.bst
+amsproc-template.tex
+amsthdoc.pdf
 amsthdoc.tex
+diffs-c.txt
 install.txt
-instr-l.tex
+manifest.txt
+thmtest.pdf
 thmtest.tex
 upref.dtx
 upref.ins
-
-tex:
-latex
-
-tex/latex:
-amscls
-
-tex/latex/amscls:
-amsart.cls
-amsbook.cls
-amsbooka.sty
-amsdtx.cls
-amsldoc.cls
-amsmidx.sty
-amsproc.cls
-amsthm.sty
-upref.sty
+upref.pdf