> Enabling swipe up geture for fallback activity
> Using a preferecens for showing back button
Bug: 75979063
Change-Id: I8bbb44d8e250428c3da9bde57975dc4f952624be
> Extracting common methods from Launcher & DragLauncher to base classes
> Remoting some dependencies on Launcher and using the base class instead
Change-Id: I121cacf8a14190b4703cda60bdeb4f79eee69ded