On this page are features that are confirmed, just not in the game yet.
PC Upcoming Features PC Release Dates PC Release Dates/Older Versions PC Release Dates/Snapshots
Pocket Edition Upcoming Features Pocket Edition Release Dates Pocket Edition Release Dates/Alpha Builds
Xbox 360 Edition Upcoming Features Xbox 360 Edition Release Dates
PlayStation 3 Edition Upcoming Features PlayStation 3 Edition Release Dates
Pi Edition Upcoming Features Pi Edition Release Dates