fix some compile warnings
fix a wrong guint argument
fix some g_thread_init deprecations
fix g_atomic_int_exchange_and_add deprecations
fix missing guchar argument in eel-gdk-pixbuf-extensions.c
Fix minor man page issues, closes #280

Patch by Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Merge pull request #282 from alexandervdm/master

replace g_free call on GFile objects, closes #196
Use MateAboutDialog
Sync translations with transifex
Quick fix for #105
Merge pull request #285 from bl0ckeduser/master

Quick fix for #105
Sync translations with transifex
Merge pull request #275 from NiceandGently/master

fix some compile warnings