Add new Squisher/Opticharger for Lollipop (1/2)

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>
Change-Id: I02b41274179cdc1793794fb11780ea60774e6e41

@fusionjack: Make squisher script dynamic

Change-Id: Icc1fda6bb4a0baa66c65eb9f1d9f3f19cb161a5c
releasetools: clean up residual targetfiles-* dirs in /tmp/

Change-Id: I3792307663f8a85513e102c8bf3d78cf4e514760