AppData is no singleton anymore and will be initiated by the PluginService. Use PluginService.observerReady to get a pluginService reference and there you can call getAppData(). Refactor ApdaterSource.
Instead of swiping through groups there is now a submenu on the right with all groups listed.
Instead of a separate fragment for editing DevicePorts, this is now included in the EditSceneActivity. EditSceneActivity is renamed to EditActivity. There is a known crash when closing that activity (RecyclerView Bug: https://code.google.com/p/android/issues/detail?id=79244)