revert part of own commit r35117 which modified mathutils initialization functions, found this could be done in a better way which doesnt have to deal with partly initialize instances being freed.

source/blender/python/generic/mathutils.h

@@ -58,7 +58,6 @@ typedef struct {
 PyObject *BaseMathObject_getOwner( BaseMathObject * self, void * );
 PyObject *BaseMathObject_getWrapped( BaseMathObject *self, void * );
 
-
 int BaseMathObject_traverse(BaseMathObject *self, visitproc visit, void *arg);
 int BaseMathObject_clear(BaseMathObject *self);
 void BaseMathObject_dealloc(BaseMathObject * self);