Noise brush - Greatly improved performance on large layouts

Profiles core - Pass real delta time brushes/effects
Profiles core - Allow main segment to be disabled on layers
General module - Removed test data model
General module - Removed expensive open window scan, was fun to try :P
Profile editor - Refactored segments
Profile editor - Updated segment visuals to scale well when really narrow

src/Artemis.Core/Models/Profile/Folder.cs

@@ -70,12 +70,12 @@ namespace Artemis.Core.Models.Profile
 
             // Update the layer timeline, this will give us a new delta time which could be negative in case the main segment wrapped back
             // to it's start
-            var timelineDeltaTime = UpdateTimeline(deltaTime);
+            UpdateTimeline(deltaTime);
 
             foreach (var baseLayerEffect in LayerEffects.Where(e => e.Enabled))
             {
                 baseLayerEffect.BaseProperties?.Update();
-                baseLayerEffect.Update(timelineDeltaTime);
+                baseLayerEffect.Update(deltaTime);
             }
 
             // Iterate the children in reverse because that's how they must be rendered too