diff --git a/OpenTK.dll b/OpenTK.dll
index 34472c204..92b3c8e21 100644
Binary files a/OpenTK.dll and b/OpenTK.dll differ
diff --git a/Utils/FastColour.cs b/Utils/FastColour.cs
index a0812f370..f8ce5bde4 100644
--- a/Utils/FastColour.cs
+++ b/Utils/FastColour.cs
@@ -8,40 +8,40 @@ namespace ClassicalSharp {
 		
 		public byte A, R, G, B;
 		
-        public FastColour( byte r, byte g, byte b, byte a ) {
-            A = a; 
-            R = r; 
-            G = g; 
-            B = b;
-        }
-		
-        public FastColour( int r, int g, int b, int a ) {
-            A = (byte)a; 
-            R = (byte)r; 
-            G = (byte)g; 
-            B = (byte)b;
-        }
-		
-		 public FastColour( byte r, byte g, byte b ) {
-			A = 255;
-			R = r; 
-			G = g; 
+		public FastColour( byte r, byte g, byte b, byte a ) {
+			A = a;
+			R = r;
+			G = g;
 			B = b;
-        }
+		}
 		
-        public FastColour( int r, int g, int b ) {
-            A = 255; 
-            R = (byte)r; 
-            G = (byte)g; 
-            B = (byte)b;
-        }
+		public FastColour( int r, int g, int b, int a ) {
+			A = (byte)a;
+			R = (byte)r;
+			G = (byte)g;
+			B = (byte)b;
+		}
+		
+		public FastColour( byte r, byte g, byte b ) {
+			A = 255;
+			R = r;
+			G = g;
+			B = b;
+		}
+		
+		public FastColour( int r, int g, int b ) {
+			A = 255;
+			R = (byte)r;
+			G = (byte)g;
+			B = (byte)b;
+		}
 
-        public FastColour( Color c ) {
-            A = c.A; 
-            R = c.R; 
-            G = c.G; 
-            B = c.B;
-        }
+		public FastColour( Color c ) {
+			A = c.A;
+			R = c.R;
+			G = c.G;
+			B = c.B;
+		}
 		
 		public static FastColour Scale( FastColour value, float t ) {
 			FastColour result = value;
@@ -50,59 +50,59 @@ namespace ClassicalSharp {
 			result.B = (byte)( value.B * t );
 			return result;
 		}
-        
-        public Color ToColor() {
-            return Color.FromArgb( A, R, G, B );
-        }
-        
-        public Color4 ToColor4() {
-        	return new Color4( R, G, B, A );
-        }
-        
-        public override string ToString() {
-        	return R + ", " + G + ", " + B + " : " + A;
+		
+		public Color ToColor() {
+			return Color.FromArgb( A, R, G, B );
+		}
+		
+		public Color4 ToColor4() {
+			return new Color4( R, G, B, A );
+		}
+		
+		public override string ToString() {
+			return R + ", " + G + ", " + B + " : " + A;
 		}
 		
 		public string ToRGBHexString() {
 			return Utils.ToHexString( new byte[] { R, G, B } );
 		}
-        
-        public override bool Equals( object obj ) {
+		
+		public override bool Equals( object obj ) {
 			return ( obj is FastColour ) && Equals( (FastColour)obj );
 		}
-        
-        public bool Equals( FastColour other ) {
-        	return A == other.A && R == other.R && G == other.G && B == other.B;
-        }
-        
-        public override int GetHashCode() {
-        	return A << 24 | R << 16 | G << 8 | B;
+		
+		public bool Equals( FastColour other ) {
+			return A == other.A && R == other.R && G == other.G && B == other.B;
+		}
+		
+		public override int GetHashCode() {
+			return A << 24 | R << 16 | G << 8 | B;
 		}
 
 		public static bool operator == ( FastColour left, FastColour right ) {
 			return left.Equals( right );
 		}
-        
+		
 		public static bool operator != ( FastColour left, FastColour right ) {
 			return !left.Equals( right );
 		}
-        
-        public static implicit operator FastColour( Color col ) {
-        	return new FastColour( col );
-        }
-        
-        public static implicit operator Color( FastColour col ) {
-        	return Color.FromArgb( col.A, col.R, col.G, col.B );
-        }
-        
-        public static FastColour Red = new FastColour( 255, 0, 0 );
-        public static FastColour Green = new FastColour( 0, 255, 0 );       
-        public static FastColour Blue = new FastColour( 0, 0, 255 );      
-        public static FastColour White = new FastColour( 255, 255, 255 );     
-        public static FastColour Black = new FastColour( 0, 0, 0 );
+		
+		public static implicit operator FastColour( Color col ) {
+			return new FastColour( col );
+		}
+		
+		public static implicit operator Color( FastColour col ) {
+			return Color.FromArgb( col.A, col.R, col.G, col.B );
+		}
+		
+		public static FastColour Red = new FastColour( 255, 0, 0 );
+		public static FastColour Green = new FastColour( 0, 255, 0 );
+		public static FastColour Blue = new FastColour( 0, 0, 255 );
+		public static FastColour White = new FastColour( 255, 255, 255 );
+		public static FastColour Black = new FastColour( 0, 0, 0 );
 
-        public static FastColour Yellow = new FastColour( 255, 255, 0 );
-        public static FastColour Magenta = new FastColour( 255, 0, 255 );
-        public static FastColour Cyan = new FastColour( 0, 255, 255 );
-    }
+		public static FastColour Yellow = new FastColour( 255, 255, 0 );
+		public static FastColour Magenta = new FastColour( 255, 0, 255 );
+		public static FastColour Cyan = new FastColour( 0, 255, 255 );
+	}
 }