Implementing Missing Types

Like this:
```
    "entityMetadataLoop": "native",
    "topBitSetTerminatedArray": "native",
    "bitfield": "own_impl",
    "slot": "native",
    "entityMetadata": "native",
    "previousMessages": "native",
    "command_node": "native",
    "tags": "native",
    "minecraft_smelting_format": "native",
    "ingredient": "native",
```