This fixes a lot of issues with block rotations for various blocks.
Additionally, the //info tool will now report states (only works for
states that use data values) for easier lookups.
Note that some doors still have update issues, and //fast is needed
to paste them if they drop as items.
This converts the project into a multi-module Gradle build.
By default, Git does not show history past a rename, so use git log
--follow to see further history.
