[geary] (5 commits) Non-fast-forward update to branch ricotz/vala

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'ricotz/vala' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  f999d02... Add missing includes for extern symbols
  ac67638... engine: Don't use custom binding of g_utf8_collate_key()
  cce5ed4... engine: Don't use custom binding of SQLITE_OPEN_URI

Commits added to the branch:

  9bd4c82... Fix accessibility issues with initializer of constants (*)
  6a9bc99... Merge branch 'ricotz/vala2' into 'mainline' (*)
  c810860... Add missing includes for extern symbols
  b5b212e... engine: Don't use custom binding of g_utf8_collate_key()
  d5536ec... engine: Don't use custom binding of SQLITE_OPEN_URI

(*) This commit already existed in another branch; no separate mail sent