Add Jeval, update to latest Forge version, and update ForgeGradle to 1.2
Add GSON unwrapping helpers from MOSI
GsonHelper add getAsOrDefault line of helpers. As well, throw IllegalArgumentException when serialized class cannot be instantiated from no arg constructor
Add CreatureType version along with Serializer and Deserializer
Update ForgeGradle and Forge. Apparently I forgot to do this earlier.