Revert "don't copy SuperSU"

This reverts commit 373fa0940792bb2c192fe1f67d108caf2d403cc8.

Conflicts:
	products/pizza_ace.mk

Change-Id: Ic5747e6ad43710c50d0ddaee6fc69571dc5ae0c9
update SuperSU and cleanup

Change-Id: I6cf31497b74bb3dc9126aa0477376dcb7e2e5072