Remove redundant CFLAGS

* This is set in qcom_target.mk

Change-Id: Iadb614ff1f95684efbbfa8a752486a459bba28e1
Move tty_enabled from Telephony to Telecomm

Change-Id: Id0c827ac1d17b68a30432d40018513b5346e4a6f
qcom: enable qcom bionic optimizations

Change-Id: I238ada5611664ecca3f91ade4a994b3e1b75cad4
qcom-common: Fix some overlays

Change-Id: I2e307f23c21239d6e0111b11a4724efb82bcce46