* Moved ChannelDrawer into its own scene
* Moved RightSideMenu to a separate route
* Moved title back above scenes
* Moved right side menu into a separate scene
* Reorganized navigation so that it centers around ChannelView when logged in
* Stopped using NavigationExperimental to manage drawers
* Fixed copyright date
* Added unit tests for navigation drawers
* Renamed RightSideMenu to RightMenuDrawer
* Removed unnecessary ChannelDrawer style
