Minor Bugfixes

Hunters don't need to re-eat jelly
Spitters now properly call the growJelly() proc.
Merge pull request #94 from apophis775/master

Minor Bugfixes
Merge pull request #92 from rahlzel/upstream

ID Access Computer fixes:
Barrier fix

Apparently, wooden barriers were immune to Xeno Charms, but it's fixed
now.
Merge pull request #96 from apophis775/master

Barrier fix
Commented out unneeded code that causes warnings during compile

I might want a double-check on the marine_card.dm change. It doesn't seem to make any difference with regard to access, job assignment on an ID computer, etc, but I think if it did affect the access we would have noticed it a long time ago and fixed the warning.