Separated Assets to Resources (Engine assets) and Assets (Project specific)

+ AssetHierarchy: Exposed RootNode
+ ContentBrowserWindow: Fixed Empty Folder not being Leaf-Node
+ TreeNode: Added IsParentOf, IsChildOf and IsInSubtree.
    + Fixed InternalDeleteTreeAndChildren for null trees

GlitchyEditor/resources/Shaders/ClearUInt.hlsl

@@ -0,0 +1,16 @@
+cbuffer Constants : register(b0)
+{
+    uint ClearValue;
+}
+
+float4 VS(float2 input : POSITION) : SV_Position
+{
+    return float4(input, 0.0f, 1.0f);
+}
+
+uint PS(float4 input : SV_Position) : SV_Target0
+{
+    return ClearValue;
+}
+
+#pragma Effect[VS = VS; PS = PS]