Make this shit compile in ZDoom
You too can now build a pk3/pk7 without slamming your face against a tedious cycle!
Your invulnerability stuff scared me, so I rewrote it to be not super scary, also added case constants for the DECORATE script and paired them in both ACS/DECORATE, WE TALKED ABOUT THIS
Merge pull request #2 from Kyle873/master

kyle is cool