Updated Inline Notification Controls

Removed old xml resources, strings, dimens, etc
Different behavior when sent from the default channel.
Display how many notification categories are used by the app.
Group label when channel is associated with group.
Add package icon.
Fix tap-away-to-save behavior

Test: runtest systemui
Change-Id: Ib41a536a5c4e7c7747a2453eddc3b4b4b99ffa7a