* Add RecipeSerializers mappings
* Add class mappings for several items
* Add several BlockSoundGroups
* Add World.getDimension and World.playRecord
* Add a couple of methods to bounding boxes
* A couple of minor mappings for servers
* Some mappings for TextComponent (de)serialization
* A very minor mapping for Polar2f
I'm really unsure about this name, so comments welcome!
* A few mappings for chat
* Basic fluid mappings
* Waterlogged -> Waterloggable, removeChatMessage -> removeMessage
* Polar2f -> Vec2f, setPlayingOverlay -> setRecordPlayingOverlay