HALO bigger update

1. gestures icons without outlines
2. completely re-done speechbubbles
3. empty red batch says M for message
4. speech bubble is animated and moves around
5. new batch animation when gesture is active
6. dead zone buffer fixed
7. empty notification text fixed (with app name for now)

Change-Id: I85cca0240827aabb5f5f773ace24222bf711945d

Conflicts:
	packages/SystemUI/res/drawable-xhdpi/halo_message.png
	packages/SystemUI/src/com/android/systemui/recent/RecentsPanelView.java
HALO black toasts, italics, blue text

Change-Id: Ib437b46790d1455612f2e8740b4b87bdb082af73
HALO batch envelope icon for non-numbered items

Change-Id: Ibaac6d7320cd47a67d4f406a9c82446f0b02912a
HALO batch envelope icon for non-numbered items (HDPI Drawable)

Change-Id: If0e518d152290fcab26803f15dacacb2346695c3
derp

Change-Id: I5f9cf5f2603e9dd0e799ae0391f206a1d2c4ca58