Adds ActionBarDrawerToggle compatible with ActionBarSherlock

Signed-off-by: ianhanniballake <ian.hannibal.lake@gmail.com>
Ensures that ActionBarDrawerToggle.onOptionsItemSelected returns true if
it handles the item selection event.
Merge https://github.com/ianhanniballake/ActionBarSherlock
Merged in support for sliding menu from ianhanniballake's fork

Conflicts:
	actionbarsherlock/libs/android-support-v4.jar