i9300: remove unused ril blobs

Change-Id: If48c52bc7ebc4fd8fb4f4e53327b53ec0ff51f5a
smdk4412-common: use proprietary hwcomposer

Change-Id: Id9e3ecb875c425bb6bb849b32ae0b18f750e6463
smdk4412-common: remove unrecognized flags from keylayout files

Change-Id: If303aa9b8ceab9b9ecafcaccf403de1b87d1437a