Roni BD

Results 2 issues of Roni BD

since there is no special case for 0 and it is taken as a regular push it crashes - no CHANGE_COORDINATES value that fits. **To fix** - change if action...

When using the PushAndPullSokobanEnv the init has a reset at the end, even though the base class already has a reset. This causes env.reset() not to return to the same...