Use -fno-strict-aliasing for dalvik

Change-Id: Ifde8a1ae1b4ff795683c1a9380dbef58a7c58028
Use -fno-strict-aliasing for libdvm

Change-Id: If971e7020cc32a4b22b62bfac474c1d9e0945fa8

Conflicts:
	vm/Android.mk