UNUSED() macro so -Wunused-parameter can be used with GCC without so many warnings.

applied to python api and exotic.c, removed some args being passed down which were not needed.

keyword args for new mathutils types were being ignored when they should raise an error.

source/blender/python/generic/bpy_internal_import.c

@@ -30,6 +30,7 @@
 #include "DNA_text_types.h"
 
 #include "MEM_guardedalloc.h"
+#include "BKE_utildefines.h" /* UNUSED */	
 #include "BKE_text.h" /* txt_to_buf */	
 #include "BKE_main.h"
 #include "BKE_global.h" /* grr, only for G.sce */
@@ -191,7 +192,7 @@ PyObject *bpy_text_reimport( PyObject *module, int *found )
 }
 
 
-static PyObject *blender_import( PyObject * self, PyObject * args,  PyObject * kw)
+static PyObject *blender_import(PyObject *UNUSED(self), PyObject *args,  PyObject * kw)
 {
 	PyObject *exception, *err, *tb;
 	char *name;
@@ -244,7 +245,7 @@ static PyObject *blender_import( PyObject * self, PyObject * args,  PyObject * k
  * our reload() module, to handle reloading in-memory scripts
  */
 
-static PyObject *blender_reload( PyObject * self, PyObject * module )
+static PyObject *blender_reload(PyObject *UNUSED(self), PyObject * module)
 {
 	PyObject *exception, *err, *tb;
 	PyObject *newmodule = NULL;