Shaders: include cleanup.

src/Shaders/AbstractVector.h

@@ -29,7 +29,6 @@
  */
 
 #include "AbstractShaderProgram.h"
-#include "Color.h"
 #include "DimensionTraits.h"
 
 namespace Magnum { namespace Shaders {

src/Shaders/DistanceFieldVector.h

@@ -30,6 +30,7 @@
 
 #include "Math/Matrix3.h"
 #include "Math/Matrix4.h"
+#include "Color.h"
 #include "AbstractVector.h"
 
 #include "magnumShadersVisibility.h"

src/Shaders/Vector.h

@@ -30,7 +30,8 @@
 
 #include "Math/Matrix3.h"
 #include "Math/Matrix4.h"
-#include "AbstractVector.h"
+#include "Color.h"
+#include "Shaders/AbstractVector.h"
 
 #include "magnumShadersVisibility.h"