+ Added AllowedGadgets in Stage; + Redone Gadget Logging;

Assets/Scripts/GenerateDemoFiles.cs

Assets/Scripts/GlobalBehaviour.cs

Assets/Scripts/InteractionEngine/FactHandling/Fact.cs

Assets/Scripts/InteractionEngine/FactHandling/FactManager.cs

...s/Scripts/InteractionEngine/FactHandling/FactOrganizer.cs

Assets/Scripts/InteractionEngine/Gadgets/AngleTool.cs

Assets/Scripts/InteractionEngine/Gadgets/Gadget.cs

Assets/Scripts/InteractionEngine/Gadgets/GadgetManager.cs

Assets/Scripts/InteractionEngine/Gadgets/LineTool.cs

Assets/Scripts/InteractionEngine/Gadgets/LotTool.cs

Assets/Scripts/InteractionEngine/Gadgets/Pendulum.cs

Assets/Scripts/InteractionEngine/Gadgets/Pointer.cs

Assets/Scripts/InteractionEngine/Gadgets/PoleTool.cs

Assets/Scripts/InteractionEngine/Gadgets/Remover.cs

Assets/Scripts/InteractionEngine/Gadgets/Tape.cs

Assets/Scripts/Loading/Stage.cs

Assets/Stages/TechDemo A.JSON

Assets/Stages/TechDemo B.JSON