Fix bug where empty search msg showed after search view closed.
Cardview padding adjustments.
Adjusting recycler and card view padding.
Moving event toolbar into fragment.
Toolbar and renaming of episodes.
Small UI and data refactoring with event fragment.
Adding sort to event adapter.
Event and history refactoring.

Still considering to have history stored as a JSON string in event.
Properly loading data with realm.
New drawables in line with material design.
Adding OnEventClose event.
Adding event creation though event fragment.
Remove unused menu resource.
Removing episode/history adapter for now.
Applying event API change to create dialog.
Removing unused OnEventDelete event.
Event creation is handled through the event fragment.