move namespace creation function into py_capi_utils.c, to be used in more general cases, not just the blender/rna api.

source/blender/python/generic/py_capi_utils.h

@@ -26,6 +26,7 @@
 #define PY_CAPI_UTILS_H
 
 struct PyObject;
+struct PyTypeObject;
 
 void			PyC_ObSpit(char *name, PyObject *var);
 void			PyC_LineSpit(void);
@@ -38,4 +39,7 @@ int				PyC_AsArray(void *array, PyObject *value, int length, PyTypeObject *type,
 PyObject *		PyC_UnicodeFromByte(const char *str);
 const char *	PuC_UnicodeAsByte(PyObject *py_str, PyObject **coerce); /* coerce must be NULL */
 
+/* name namespace function for bpy & bge */
+PyObject *		PyC_DefaultNameSpace(const char *filename);
+
 #endif // PY_CAPI_UTILS_H