* lib-src/etags.c (Perl_functions): Produce unqualified names,
unless -Q was specified.
(print_help): Update the description of -Q.

* doc/man/etags.1: Update the documentation of -Q.

* test/etags/ETAGS.good_1:
* test/etags/ETAGS.good_2:
* test/etags/ETAGS.good_3:
* test/etags/ETAGS.good_4:
* test/etags/ETAGS.good_5:
* test/etags/CTAGS.good: Adapt the expected test results to the
changed Perl functionality.

* lib-src/etags.c <Ruby_help>: Fix documentation of Ruby tags.
<Go_help>: New help.
<Go_suffixes>: New variable.
(Go_functions): New function.
<lang_names>: Add entry for Go.  (Bug#22370)

* doc/emacs/maintaining.texi (Tag Syntax): Document Go support.
* doc/man/etags.1: Mention Go support.

* etc/NEWS: Mention Go support.

* test/etags/go-src/test.go:
* test/etags/go-src/test1.go: New test files.
* test/etags/Makefile (GOSRC): New variable.
(SRCS): Add $(GOSRC).
* test/etags/ETAGS.good_1:
* test/etags/ETAGS.good_2:
* test/etags/ETAGS.good_3:
* test/etags/ETAGS.good_4:
* test/etags/ETAGS.good_5:
* test/etags/ETAGS.good_6:
* test/etags/CTAGS.good: Adapt to addition of Go tests.

* lib-src/etags.c (print_help): Un-undocument the --no-line-directive
option.  (Bug#22306)

* doc/man/etags.1: Document the --no-line-directive option.

These are dates that admin/update-copyright did not update, or
updated incorrectly.

Run admin/update-copyright.

* lib-src/etags.c (Ruby_suffixes): Add ".ruby".
(Ruby_functions): Support "module" and overloaded operators.
(Ruby_help): Mention "module".

* test/etags/ruby-src/test.rb:
* test/etags/ruby-src/test1.ruby: New files.
* test/etags/Makefile (RBSRC): New tests.
(SRCS): Add ${RBSRC}.
* test/etags/ETAGS.good_1:
* test/etags/ETAGS.good_2:
* test/etags/ETAGS.good_3:
* test/etags/ETAGS.good_4:
* test/etags/ETAGS.good_5:
* test/etags/ETAGS.good_6:
* test/etags/CTAGS.good: Adapt to the new Ruby tests.

* doc/man/etags.1: Mention Ruby support.
* etc/NEWS: Mention Ruby support.

* lib-src/etags.c (longopts): Add new option --class-qualify and
its shorthand -Q.
(print_help): Add help text for --class-qualify.
(main): Add handling of -Q.
(consider_token, C_entries) <omethodparm>: Append argument types
to Objective C methods only if --class-qualify was specified.
Qualify C++, Objective C, and Java class members with their class
names only if --class-qualify was specified.
(C_entries): If --class-qualify was not specified, remove the
namespace and class qualifiers from tag names of C++ methods.
This allows to use etags.el as xref back-end without the
tag-symbol-match-p method, which greatly increases the number of
potentially false positives.  (Bug#20629)

* doc/man/etags.1: Update to document the new --class-qualify
option.

* test/etags/ETAGS.good_1:
* test/etags/ETAGS.good_2:
* test/etags/ETAGS.good_3:
* test/etags/ETAGS.good_4:
* test/etags/ETAGS.good_5:
* test/etags/CTAGS.good: Update due to changes in etags.c.

Suggested by Glenn Morris in:
http://lists.gnu.org/archive/html/emacs-devel/2015-04/msg00678.html
* Makefile.in (install-man): Don't treat ChangeLog.1 as a man page.
* doc/man/ChangeLog.1: Rename back from doc/man/ChangeLog.01.
* lisp/erc/ChangeLog.1: New file, containing the old contents of ...
* lisp/erc/ChangeLog.01, lisp/erc/ChangeLog.02, lisp/erc/ChangeLog.03:
* lisp/erc/ChangeLog.04, lisp/erc/ChangeLog.05, lisp/erc/ChangeLog.06:
* lisp/erc/ChangeLog.07, lisp/erc/ChangeLog.08, lisp/erc/ChangeLog.09:
Remove.

That way, 'make install' won't think it's a man page.
Reported by Ashish SHUKLA in:
http://lists.gnu.org/archive/html/emacs-devel/2015-04/msg00656.html