Removed Object::scale(GLfloat, bool), as Vector can be used directly.

src/Object.h

@@ -140,16 +140,6 @@ class MAGNUM_EXPORT Object {
             multiplyTransformation(Matrix4::scaling(vec), global);
         }
 
-        /**
-         * @copydoc scale(Vector3, bool)
-         *
-         * Scales the object proportionally in all dimensions.
-         * @todo Make this functionality in Math::Vector3?
-         */
-        inline void scale(GLfloat xyz, bool global = true) {
-            scale({xyz, xyz, xyz}, global);
-        }
-
         /**
          * @brief Rotate object
          *