* Add r4b stuff
* Work on R4B
* Core version bump
* Revert some changes
* Add R4B
* Docs
* Test fixes
* Work on R4B
* Tests passgin
* Add config
* Work on merging
* Work
* Work
* Work
* Test fix
* Fixes
* Test fixes
* Test fix
* Work
* Work
* Fixes
* Test fixes
* Fixes
* Test fix
* Test fix
* Test fix
* Version bump
* Test fix
* Test fix
* ompile fixes
* Fix
* Resolve build warnings
* Updates
* Test fixes
* Fix docs