Bug 854795. Add support for -moz-samplesize. r=seth a=1.3t+

-moz-samplesize allows decoding at a lower resolution.
This is valuable for saving memory when we know that
we don't need a large version of the image.
Bug 939890 - Don't build iLBC/G722/iSAC audio codecs for webrtc. r=jesup a=1.3t+
Bug 961044 - Update to libvorbis 1.3.4. r=cpearce a=1.3t+
This is primarily to take the long->char fix to reduce encoder
table footprint, but also includes the declaration mis-match
patch we were carrying and some warning fixes.
Bug 968689 - Netd BandwidthController sets costlyAlert to invalid quota. r=vchang a=1.3t+
Bug 969275 - COPY_SEQUENCE_FIELD macro in NetworkUtils.h has coding error. r=vchang a=1.3t+
Bug 971728 - Use memory-pressure events instead of minimization when sending an app to the background. r=khuey a=1.3t+
Bug 972170 - Add zram reporting to about:memory for 1.3T r=njn a=1.3t+
Bug 976491 - B2G RIL: ril_worker throws exception when run readICCID for some CMCC cards. r=Yoshi. a=1.3t+
Bug 977454 - export network location provider on b2g. r=khuey a=1.3t+
Bug 977479 - updateUpStream function in NetworkService.js doesn't work. r=vchang a=1.3t+