Fixes the nature generator verb failing to recognise CLUSTER_CHECK_NONE as a valid flag
Fixes the nature generator verb failing to recognise CLUSTER_CHECK_NONE as a valid flag

ZomgPonies/Paradise64,ZomgPonies/Paradise64,ZomgPonies/Paradise64,ZomgPonies/Paradise64,ZomgPonies/Paradise64,ZomgPonies/Paradise64