Added example into this repo.  Made testing shell.
Added post execute in callback.
Added always to all callbacks.
Forgot to call always on these guys.
Adding single loader test.
Removed silly comment from tutorial.
Refactored so it's easy to make new async tests.
Adding a multiple loader test.
Added in the remainder of loader tests.
Cleanup.
Merge branch 'develop' of https://github.com/carrot/CREAM into develop

Conflicts:
	example/app/build.gradle
	example/app/src/main/java/com/carrotcreative/cream_example/app/activities/RetryLoaderActivity.java