Tajaran suit fix

No longer invisible
Fixes #236

Fixes genetic side effect monkeys being turned human, and some of the
dna2 procs that weren't working properly because of some bad defines
Moar Object verb removal/switch to right-click
Gave more slots for dynamic object action buttons
Preperation for spell action buttons
Moves misplaced var from airlock_control.dm

Moved explosion_resistance from airlock_control.dm to airlock.dm proper.
Doors now retry if they fail to complete commands
Merge pull request #292 from Regen1/Small-changes

Tajaran suit fix
Merge pull request #293 from VampyrBytes/master

Fixes #236
Removal of virus1/disease1 system. So long GBS/Jungle Fever, you'll be missed!
Merge pull request #278 from ZomgPonies/master

16/07/14