Meta: {{bug|746388}}
* P1: Offline capabilities (improve appcache support/semantics, implement IndexedDB improvements, platform support for default offline behavior) ({{bug|747904}})
* P1: Camera API (still image capture) ({{bug|748349}}) and ({{bug|748835}} for front-end bits.)
** P2: Full WebRTC (realtime media streaming) ({{bug|691234}})
* P1: Layout compatibility - webkit ({{bug|747123}})