Add 'autosprintf::operator='.
Update list of copyright assignments.
Fix commit 2509d5255bd13c016f575c13b92ccf4fed48a672.
Do not define __attribute__ in header files.

Fix Savannah bug #35313.
Describe the header entry in the PO format
Merge branch 'maint'
Extract msgctxt from Glade input files.
Test for Glade2 msgctxt support.
Augment Glade2 testing.

New test case in xgettext-glade-4 for atkproperty tag.
Suppress bootstrap warnings
Support for Lua.
Add format-lua.c to FILES.
Add NEWS entry for Lua support.
Export formatstring_lua for Woe32DLL.
Support for escape sequences added in Lua 5.2.
Support for JavaScript.
Add NEWS entry for JavaScript support.
Update list of copyright assignments.
Wrap long lines in xgettext --help.
Minor fixes for the JavaScript support.