3.16.2 - "Imitation is the sincerest form of plagarism" - 2015/07/12

Fixes:
  * Fix crash when DESKTOP_SESSION env variable is not set (#752024)
  * Fix crash when quiting (#751427)

Translations:
  * New translations:
    - Occitan (oc)
  * Updated translations:
    - German (de)
    - Swedish (sv)