Add Android L NavBar Icons

PS 3: Try to fix Pie icons

Change-Id: I80675edb70ffff14ef15119f3b8dde11233b9acb
Frameworks: TRLS [1/6]

Initial publish of TRLS frameworks patch. Please no bug reports. I'm only publishing this as a preview. It's still very much a WIP.

PS: some bugfixes

PS: TRLS toast notifications
Change-Id: I89e4ff6c4950948689adaa93dade3d85392f0cbd