Scoped the TaskManagingApplication application wide
Injecting the event bus.

Major bug: ContentProvider crashes in onCreate bc/ the ContentProvider is created BEFORE the application is created (and therefore before the ObjectGraph is created).
The ContentProvider is created before the Application but it must use the event bus. So here we are with an ugly "get and do something" solution.
Move DI dependent calls into onActivityCreated (where the DI takes place)