Bug 888698 - Make client.mk pass the top-level -j parameter to the recursive invocations. r=glandium
Bug 997064 - Do not call navigator.mozFMRadio from system app. r=baku

- Revert "Bug 938015 - Do not turn off FM radio when enabling airplane mode."
- Use setting "airplaneMode.enabled" instead of "ril.radio.disabled"