engine interaction class refactoring, round 4 or 5, can't remember: this time use the class methods to create an instance object and operates on that, reducing the number of arguments between methods and simplifying memory management

if(WIN32 AND NOT UNIX)
	file(GLOB DLLs *.dll)
	file(GLOB ICOs *.ico)
	
	install(FILES
		${DLLs}
		${ICOs}
		DESTINATION bin)
endif(WIN32 AND NOT UNIX)