Polish translation
Merge pull request #75 from Zuko/master

Updated Polish translation
Fixed connection state issue with notifications.
Merge branch 'master' of github.com:Morlunk/Plumble
Added public server search functionality.
Upped version number.
Polish translation
Merge pull request #77 from Zuko/master

Updated Polish translation
Implemented editing of preferences while connected to server.
More improvements to settings update code.
Make some settings immutable when connected to a server.
Disable theme modification when connected.
Fixed crash bug with proximity and editing settings while connected.
Added fullscreen option for dual-pane.