pull: added patches to pull till merged

frameworks/av: force is_offload_available to return false; true crashed audioflinger
build: add SKIP_SET_METADATA to use cm-11.0 otas with older cwms
bionic: silence linker text_ relocation warnings

Change-Id: I162b6cd580ab5e0eb6e5c3864ef77627e189d3ac
board: added SKIP_SET_METADATA flag

skip the set_metadata calls in installer script. Makes older cwm versions useable.

Change-Id: If2536fd2c4be4dc5823e315865a25507c6fbf6fd