Summary
- Removed development code wrongfully committed
- Tuned documentation
- Updated ML in forgotten in previous commit
- Merged
- Expanded and tuned documentation
- Added support for TFX to Sledgehammer
- merged
- tuned
- Tuned indentation
- Tuned isar_step datatype
- Tuned isar_proofs constructions
- Tuned isar_proof datatype
- bundled syntax for state monad combinators