samsung/hltexx: fix hijack install/uninstall

Change-Id: I983cfe9cd4d942ef762dd61b9c99b87b2e2c07d2
samsung/hltexx: hijack sets ion permissions for splashscreen and logs to kmsg

Change-Id: I32847df58eac504788f9f7bbfcfbe0658ad922ee
samsung/hlte-common: adjust build flags

Change-Id: I9034ddbc01863687c49b98ccd921d55a62317e8d