Merged in Mustaavalkosta recents Mem display & Clear All Button [1/2]

Summary: Recent Apps Memory Display Redesign Move the bar to the bottom. Looks prettier there with statusbar showing now in the Recent Apps view.

Test Plan: Fix up for aosp mode, test, and merge

Reviewers: randall.rushing, Mustaavalkosta, Roach, michyprima

Differential Revision: http://review.codefirex.com/D279

Change-Id: If4b3646614fde72a9b6fc3a6b39a96ea70ded9f1