+added manual session save/reloads +misc UI/save/load fixes

Assets/Scenes/Menues/MainMenue.unity

Assets/Scripts/GlobalBehaviour.cs

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

Assets/Scripts/JSONManager.cs

Assets/Scripts/Loading/Stage.cs

Assets/Scripts/StageBehaviour.cs

Assets/Scripts/StageStatic.cs

Assets/Scripts/UI/HideUI.cs

...ipts/UI/MainMenue/CollapsableStage/CollapsableCategory.cs

...Scripts/UI/MainMenue/CollapsableStage/CollapsableStage.cs

Assets/Scripts/UI/MainMenue/PageLoader/CreateLoader.cs

Assets/Stages/TechDemo A.JSON

...ages/ValidationSets/FactStateMachines/TechDemo A_sol.JSON

Assets/Stages/ValidationSets/TechDemo A_val.JSON