update comments on alternative SCSes. Add new constant for the attempt_path_finding option to the SCS
update comments on alternative SCSes. Add new constant for the attempt_path_finding option to the SCS

ahelsing/geni-tools,plantigrade/geni-tools,ahelsing/geni-tools,plantigrade/geni-tools,tcmitchell/geni-tools,tcmitchell/geni-tools