added a style
implemented MenuScreen (including feedback note)
Merge pull request #144 from NoyaInRain/feedback

Feedback
Recognize and automatically fix posted Youtube urls.
Merge pull request #146 from sabl0r/fix_youtube_urls

Recognize and automatically fix posted Youtube urls.
Merge pull request #145 from raimue/font-awesome

Replace most SVG icons with Font Awesome
applied GPL
Merge branch '31c3' into gpl
Merge pull request #147 from NoyaInRain/gpl

Gpl
Amend static Wall text with burger menu icon
Add new button to switch to wall display