Add Roboto font files.
Add stronly typed font representation.
Set fonts for recent/log adapters.
Set fonts for edit current fragment.
Set fonts for login activity.
Set fonts for timer component.
Set fonts for tags popup.
Set fonts for projects popup.
Clean up drawer adapter.

The drawer adapter was using view id's which were incorrectly formatted,
it didn't use the view holder pattern and in general and hadn't disabled
the header view for clicking. Organized the internal data structure a
bit better as well.
Add touch feedback to drawer items.
Set fonts for duration popup.
Merge branch 'roosmaa-roboto'

Bundle Roboto thin/regular/medium fonts.

Closes #78