[poppler] Poppler 0.22.4 released

[Albert Astals Cid]

Note to packagers: This carries a soversion increase in internal poppler core 
library

Available from
http://poppler.freedesktop.org/poppler-0.22.4.tar.gz

Changes against 0.22.3:
core:
 * Always consider a softmask transfer function (Bug #63587)
 * Fix crash on malformed files (Bug #63190)
 * Splash: Fix compilation with fixed point mode enabled

utils:
 * Fix crash on some files (Bug #63909)

qt4:
 * Fix name decoding of some attachments (KDE Bug #307786)

build system:
 * Fix compilation with mingw-w64 compiler

Testing, patches and bug reports welcome.

Thanks to the code contributors for this release
 - Albert Astals Cid
 - Carlos Garcia Campos
 - Hib Eris
 - Thomas Freitag

Cheers,
  Albert