LGE msm7x27-common: cleanup

* Fixup building with BlueZ or Bluedroid (BlueZ enabled)
* Add more useless files to releasetools-extras.txt for space savings
* Remove ro.vold.umsdirtyratio=20 (drastically slows UMS speed)
* Remove all 2.6.35 kernel headers

Conflicts:

	device.mk
	rootdir/etc/init.qcom.rc

Change-Id: I6c973748d73d11746b46c30f005bf0b856e3005d