Migrated to OpenGL3.x - compiles but renders nothing

- added simple shader
- rewrote map to cater BufferArray
- completele rewrote Main
- Split off stuff into Render-Module
- cleaned up .cabal-file to bare minimum
- created RenderObjects for the purpose of moving rendering there

shaders/fragment.shader

@@ -1,12 +1,13 @@
 #version 140
 
-#color from earlier stages
+//color from earlier stages
 smooth in vec4 fg_SmoothColor;
 
-#color of pixel
+//color of pixel
 out vec4 fg_FragColor;
 
 void main(void)
 {
-   fg_FragColor = fg_SmoothColor; #copy-shader
-)
+//copy-shader
+   fg_FragColor = fg_SmoothColor;
+}

shaders/vertex.shader

@@ -1,14 +1,14 @@
 #version 140
 
-#constant projection matrix
+//constant projection matrix
 uniform mat4 fg_ProjectionMatrix;
 
-#vertex-data
+//vertex-data
 in vec4 fg_Color;
 in vec4 fg_Vertex;
 in vec4 fg_Normal;
 
-#output-data for later stages
+//output-data for later stages
 smooth out vec4 fg_SmoothColor;
 
 void main()