Re-added favourites functionality, tweaks.
Added new channels and chat indicators. Bugfixes.
Significant updates to UI.
Updated and added some German translations.
Merge pull request #92 from jannispinter/master

Updated German translations
Merge remote-tracking branch 'upstream/master'
Merge pull request #96 from Zuko/master

Updated Polish translation
Fixed issue with push to talk and toggle representation.
More efficient use of AudioRecord, prevent fragmented audio from being sent.
Crash fixes, optimizations to settings listening.
Merge remote-tracking branch 'upstream/master'
Polish translation