libril: Update to AOSP LP
u8800: Disable QCOM BT IBS

Not supported by Bluedroid stack at the moment
libbt-vendor: Return -1 on unsupported calls

Some new calls allow returning -1 on failure.
u8800: Remove custom RIL class
u8800: Fix bluetooth build
u8800: Enable FM audio routing

Needed on new audio policy.
libril: Add v4 GB support

Changes:
 * Redirect current requests to v4 specific (ril_commands.h) and remove
   unsupported ones.
 * Check for request number 0 before sending request (ril.cpp) to not let
   unsupported commands through.
 * Convert v4 unsolicited response codes to current (ril.cpp).
 * Do SIM I/O according to v4 protocol (ril.cpp).
 * Return proper data from setupDataCall/dataCallList (ril.cpp).
 * Fix simlock query bug (SC) by using pin state from SIM response (ril.cpp).
 * Override methods that have changed appId location (ril.cpp).
 * Override depersonalization method (ril.cpp).
u8800: Remove cnd binary
u8800: Do not link libnv & liboncrpc

Leftovers from hwmac times.