patches: Disable omx patch
LiquidSmooth needs different libmedia patch
Since LS team has merged more than one implementation of BOARD_OMX_NEEDS_LEGACY_AUDIO this patch cleans some of the code so it can be build.
Add persist.sys.usb.config to system.prop
persist.sys.usb.config option is not included through device_common, so let's add it here to make sure it exists in build.prop
liquid.mk: Move custom bootanimation
Move setting custom bootanimation from device_common to liquid.mk to make sure ours is set last