Update Russian translation
Merge pull request #388 from Ilya87/master

Update Russian translation
added "Use Proxy" checkbox
Introduced "Connection Settings" group in GeneralSettings widget
Proxy settings is more close to General group in settings.ini than to Privacy
reimplemented insert chat line function: every line in own table
Italian translation: update
bug in file transfer widget displaying fix
Merge pull request #396 from Ansa89/italian-translation

Italian translation: update
camera: initial PBO support, mode probing
Merge pull request #392 from apprb/proxy

Proxy related set of patches
Italian translation: update
camera controls
Merge pull request #398 from Ansa89/italian-translation

Italian translation: update
Merge pull request #395 from apprb/chat

Reduction of CPU usage on new message insert
Update french translation
Update Polish translation
Merge commit 'refs/pull/399/head' of https://github.com/tux3/qTox
css styles for mainHead and mainContent in widget.cpp

fixes problems with ugly UI on non-standard system theme.
before: https://i.imgur.com/XJ0mbpi.png
after: https://imgur.com/a/UbgNz
debian: Exclude libs from source package