Revert "msm8960-common: libril: better HTC unsolicited response handling"

This reverts commit fd1ac5fb347698d9033d2229bb7a0dde24519dd8.
Revert "msm8960: libril: update to 4.4_r1"

This reverts commit 5c1f73ae4a5fa2bdc80a816877c97edb355248e5.
Revert "msm8960-common: Revert qcril radio changes"

This reverts commit d4c67a8c1830b5e92e9a0f2c4752ba8c1edb9903.