Added Prison Pete.
Added lever bounds and moved key check to the start of he run method.
Added Surprise exam.
Added credits to Surprise exam. Added objectdeinition.txt to git ignore.
Added manifest to Surprise exam.
Add TODO to Prison Pete.
Merge pull request #25 from Logicail/master

Fix DrillDemon getting npc
Merge pull request #26 from Robert-G/master

Prison Pete and Surprise exam.