backends/brass/brass_positionlist.h,
backends/chert/chert_positionlist.h: Remove next_internal() methods
which were declared but not defined or used (left-overs from flint).
Reported by "Hurricane Tong".

git-svn-id: file:///home/xapian-svn/xapian/trunk@17885 6b2f1b92-a4f3-0310-943f-de3cbe41748b
docs/Makefile.am,docs/bm25.rst,docs/intro_ir.rst: Convert equations
in rst docs to use LaTeX via the math role and directive.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17886 6b2f1b92-a4f3-0310-943f-de3cbe41748b
docs/letor.rst: Convert equations in rst docs to use LaTeX via the
math role and directive.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17887 6b2f1b92-a4f3-0310-943f-de3cbe41748b
docs/Makefile.am: Process RST docs with --math-output=HTML as that
works with rst2html 0.8.x and produces HTML which should work with
more browsers (though looks less nice).

git-svn-id: file:///home/xapian-svn/xapian/trunk@17888 6b2f1b92-a4f3-0310-943f-de3cbe41748b
tests/api_none.cc: Test OPs with a single MatchAll subquery.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17889 6b2f1b92-a4f3-0310-943f-de3cbe41748b
api/queryinternal.cc,api/queryinternal.h: Only simplify OP_SYNONYM
with a single subquery if that subquery is a term or MatchAll.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17890 6b2f1b92-a4f3-0310-943f-de3cbe41748b
Makefile.am,docs/omegascript.rst,expand.cc,expand.h,omega.cc,
query.cc: Add support for setting the query expansion scheme to use.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17891 6b2f1b92-a4f3-0310-943f-de3cbe41748b
expand.cc: Throw an error if $opt{expansion} is invalid.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17892 6b2f1b92-a4f3-0310-943f-de3cbe41748b
backends/dbcheck.cc,common/pack.h: Fix warnings with clang 5.0.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17893 6b2f1b92-a4f3-0310-943f-de3cbe41748b
HACKING: Note packages to install from homebrew on Mac OS X.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17894 6b2f1b92-a4f3-0310-943f-de3cbe41748b
HACKING: Note packages to install from homebrew on Mac OS X.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17895 6b2f1b92-a4f3-0310-943f-de3cbe41748b
HACKING: Fix typo and RST markup.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17896 6b2f1b92-a4f3-0310-943f-de3cbe41748b
matcher/maxpostlist.cc: Fix compilation error with --enable-log on.
Reported by Anurag Soni.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17897 6b2f1b92-a4f3-0310-943f-de3cbe41748b
matcher/maxpostlist.cc: More fixes for --enable.log.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17898 6b2f1b92-a4f3-0310-943f-de3cbe41748b
csharp/Makefile.am,csharp/docs/index.html,csharp/docs/index.rst,
java/Makefile.am,java/docs/index.html,java/docs/index.rst,
lua/Makefile.am,lua/docs/index.html,lua/docs/index.rst,
php/Makefile.am,php/docs/index.html,php/docs/index.rst,
python/Makefile.am,python/docs/index.html,python/docs/index.rst,
ruby/docs/index.html,ruby/docs/index.rst,tcl8/Makefile.am,
tcl8/docs/index.html,tcl8/docs/index.rst: Convert HTML docs to
reStructured text.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17899 6b2f1b92-a4f3-0310-943f-de3cbe41748b
ruby/Makefile.am: Fix to build Ruby docs from reStructured text,
which I somehow failed to apply from Mayank's patch.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17900 6b2f1b92-a4f3-0310-943f-de3cbe41748b
csharp/docs/index.rst,lua/docs/index.rst,php/docs/index.rst,
python/docs/index.rst,ruby/docs/index.rst,tcl8/docs/index.rst:
Remove use of $Date$, as it's not expanded by git, and the "last
updated" information isn't all that informative anyway - there can
still be stale information even if the file was updated very
recently.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17901 6b2f1b92-a4f3-0310-943f-de3cbe41748b
expand.cc: Only use new query expansion API if built against
xapian-core >= 1.3.2.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17902 6b2f1b92-a4f3-0310-943f-de3cbe41748b
Fix typo in contributor's handle

git-svn-id: file:///home/xapian-svn/xapian/trunk@17903 6b2f1b92-a4f3-0310-943f-de3cbe41748b
expand.cc,expand.h,omega.cc,query.cc: Fix $set{expand,trad <K>} to
work when built against an older xapian-core.

git-svn-id: file:///home/xapian-svn/xapian/trunk@17904 6b2f1b92-a4f3-0310-943f-de3cbe41748b