Use /data/vendor partition to hold vendor radio data.
Modify radio related init rc and scripts.
Test: Basic telephony sanity with radio enforce mode
Bug: 36736902
Bug: 36717606
Bug: 62871452
Change-Id: I6518e276f68d405151b1b124de6a0ca1b759d951
This also enables us to remove the vendor_executes_system_violator
attribute from all the vendor scripts launched from init.
Bug: 37914554
Test: Build and boot and ensure all services exited with status 0.
Change-Id: If692b17b45f91ff128608c3f6e9524847c1af69f
Signed-off-by: Sandeep Patil <sspatil@google.com>