added all new define Set methods, _validate_rollback_set, _valdiate_Set_config, updated all related rollback methods, depracted some unsafe rollback methods
added all new define Set methods, _validate_rollback_set, _valdiate_Set_config, updated all related rollback methods, depracted some unsafe rollback methods

Ensembl/ensembl-funcgen,Ensembl/ensembl-funcgen,Ensembl/ensembl-funcgen,Ensembl/ensembl-funcgen