Cleanup: transform manipulator filename

Use matching 2d/3d suffix.

source/blender/editors/transform/CMakeLists.txt

@@ -46,8 +46,8 @@ set(SRC
 	transform_conversions.c
 	transform_generics.c
 	transform_input.c
-	transform_manipulator.c
-	transform_manipulator2d.c
+	transform_manipulator_2d.c
+	transform_manipulator_3d.c
 	transform_ops.c
 	transform_orientations.c
 	transform_snap.c

source/blender/editors/transform/transform_manipulator_2d.c

@@ -15,15 +15,10 @@
  * along with this program; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  *
- * The Original Code is Copyright (C) 2016 Blender Foundation.
- * All rights reserved.
- *
- * Contributor(s): none yet.
- *
  * ***** END GPL LICENSE BLOCK *****
  */
 
-/** \file blender/editors/transform/transform_manipulator2d.c
+/** \file blender/editors/transform/transform_manipulator_2d.c
  *  \ingroup edtransform
  *
  * \name 2D Transform Manipulator

source/blender/editors/transform/transform_manipulator_3d.c

@@ -15,21 +15,17 @@
  * along with this program; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  *
- * The Original Code is Copyright (C) 2005 Blender Foundation
- * All rights reserved.
- *
- * The Original Code is: all of this file.
- *
- * Contributor(s): none yet.
- *
  * ***** END GPL LICENSE BLOCK *****
  */
 
-/** \file blender/editors/transform/transform_manipulator.c
+/** \file blender/editors/transform/transform_manipulator_2d.c
  *  \ingroup edtransform
+ *
+ * \name 3D Transform Manipulator
+ *
+ * Used for 3D View
  */
 
-
 #include <stdlib.h>
 #include <string.h>
 #include <math.h>