added settings menu and persistent storage for settings
Merge branch 'new-ui' of github.com:limelight-stream/limelight-ios into new-ui

# By Cameron Gutman
# Via Cameron Gutman
* 'new-ui' of github.com:limelight-stream/limelight-ios:
  Update common submodule
  Cherry Pick "Update to the new common library"
  Cherry Pick "Fix iOS build with new common"
finished new ui