msm7x30: Disable block based OTAs

* Something is broken, probably related to yaffs/mtd
* That prevents zip generation when block mode is used
* Need to revisit this in the future and find possible solutions

Change-Id: I8b97a5716cbde682d04f5c436732e38595aece47

Conflicts:

	BoardConfigCommon.mk
msm7x30: HACK: Allow non-PIE binaries to load

* This enables the compatibility linker code to make ancient non-PIE binaries work

Change-Id: I9359f8a0fa00ad483a26e8d9c23b49003de43bf1

Conflicts:

	BoardConfigCommon.mk