Revert "save -"

This reverts commit d5cbbebe9a188a577fc2f7713aeef891d4db9f26.
Revert "- implemented some of the new version"

This reverts commit 9e88a0f23017d691afee2f50aebf785777194ba8.
Revert "check point !"

This reverts commit 2bff9603c622c0f50ceb1c7b6f4f8bdafc126d3d.
- checkpoint

implemented in terms of Card objects with coded integers in pokerlib