Add double espresso 1.1-r1.

- https://github.com/JakeWharton/double-espresso
Add simple drawer open close test for ShowsActivity.
Exclude duplicate libs from espresso.

- workaround for http://b.android.com/65445
Move first test to new test package.
Close nav drawer only when returning to screen.

- Solves instrumentTest issue and speeds up nav transition to new
activity.
Add simple tests clicking all nav items and going back.
Also test nav if current item is clicked.
Typo.
Quick tests navigating to add shows and check-in screen.
Merge branch 'espresso-ui-testing' into beta