Fact display now also does not cover up the scroll area anymore (mask)
Dragged facts get moved to bottom of canvas hierachy while being dragged, so they are visible above all other ui

Ring visualisation now parented under RingAndCircle and can be deleted together

Updated Circle prefab visuals
Removed text from Circle prefab

Also changed rendering of Circle prefab to Cylinders

Moved setting of collider shared mesh from FactSpawner to TorusGenerator
Also adjusted position of Torus Text

added 'Ring' Layer
fixed ring Collider
added snapping to ring in WorldCursor

Added scripts for generating circle-, cone and torus shaped meshes
Added fact visualisation for CircleFact as torus
Moved CircleSegmentGenerator under MeshGenerator

+Doygen for most of Assets/Scripts/InteractionEngine/FactHandling/* and Gadget.cs +Bug fixes for saving/loading fuctionalities of Stages

+MainMenue: Create new Stage files via UI +StageStatic: differentiate between developing and playing

+Added Scenes: MainMenue, LoadingScreen +Stage: Save-Load fuctionality +Sorted Prefabs and Scripts Folder

misc: just PointerGadeget snaps on tree-roof, used 'IsApproximatelyParallel' for RayFact Equivalency

+added Lot&Pendulum-Tool +Using Math3d lib for VectorCalculus +Changed Fact managment (unstable\!) +Misc refactoring

Added the possibility to enable/disable the features DynamicScrollDescriptions and AutomaticHintGeneration

Refactored angle-prefab: Building Circle-Segment (used as the angle-representation) from Script now, using Mesh-API. Now angles > 90 degrees look much better (are not stretched or compressed in an ugly way), and potentially also angles > 180 degrees could be measured.