Bugfix for nil tables issue, minor cleanup.

Rebalanced the cost computation to reflect not just the nominal cost per maintenance event, but actual cost savings including more frequent maintenance. Cost savings at very low maintenance (near 25%) should now be much better. (Bugfix)

Rebalanced the cost computation to reflect not just the nominal cost per maintenance event, but actual cost savings including more frequent maintenance. Cost savings at very low maintenance (near 25%) should now be much better.

Don't schedule a preventative maintenance if we don't have enough resources to

Way to break the mod with a last minute change before you upload it, me

Initial Upload