build: Allow flashing older build over newer one

Change-Id: I4090e389638bb206629ad8eb8567fd2f53de30ab
build: Crush all the PNGs

Change-Id: I463b4871bc1e5f7f1d443c930fdff21c1e3b7d58
build: JustArchi's ArchiDroid Optimizations

Change-Id: Icba8e92ccf2461035dc82af9c8648774c686561c