Merge pull request #14 from EdgarChen/bug_869327

Bug 869327 - B2G Emulator: Upgrade hardware/ril, external/qemu to include RILv7/CDMA. r=vicamo
Bug 865957 - Part 1: Update modem info when radio is power on
Bug 865957 - Part 2: Send RIL_UNSOL_RESPONSE_SIM_STATUS_CHANGED when radio status becomes off