Enigma Source (svn, archived)

- it-glasses renamed to it_glasses
- fix glasses for multiple instances in inventory
- fix glasses for black plus white marbles
- glasses made configurable what to show - state
- global variable to request current glasses type
- world attribute "ExtralifeGlasses" for type of glasses on lasered extralife
Note:
- glasses use some code hacks, should be improved when items get separated
- all glasses affected objects need special handling for swapping, etc.