Log Message:
Update to 2.12.1:

2.12.1
======

 Fixes
  - Code cleanups (Kjartan Maraas)
  - Open GModules with G_MODULE_BIND_LAZY (Kjartan Maraas)
  - Fix change notification with multiple sources (Alexander Larsson)
  - Allow space in config source names on windows (Tor Lillqvist)
  - Read xml files in larger chunks (Mark McLoughlin)
  - Simplify the handling of --enable-schemas-install (Stepan Kasal)
  - Win32 Fixes (Tor Lillqvist)

 Translators

  - Alexander Shopov (bg)
  - Samia Niamatullah (bn)
  - Miloslav Trmac (cs)
  - Martin Willemoes Hansen (da)
  - Adam Weinberger (en_CA)
  - Francisco Javier F. Serrador (es)
  - Ivar Smolin (et)
  - Hizkuntza Politikarako Sailburuordetza (eu)
  - Ilkka Tuohela (fi)
  - Ignacio Casal Quinteiro (gl)
  - Ankit Patel (gu)
  - Yair Hershkovitz (he)
  - Erdal Ronahi (ku)
  - Tino Meinen (nl)
  - Mişu Moldovan (ro)
  - Marcel Telka (sk)
  - Laurent Dhima (sq)
  - Christian Rose (sv)
  - Maxim Dziumanenko (uk)
  - Clytie Siddall (vi)
  - Funda Wang (zh_CN)