-Basic code for spawning room shells.  Temp folder for prefabs.
Beginning of node system. Merging back so I can take Zhan's guard and incorporate it properly.
Merge branch 'PrettyPrettyTymko'
Node Code!!! Node Code is written, but not yet implemented on the guard.
partial fix for node system
merged gameover stuff to master
Update .gitignore

ignoring userprefs since they only track opened files in monodevelop anyways.
Delete robot_factory.userprefs

deleting existing userprefs