* Fixed bug in BPY_interface.c (exppython):

Found that syntax errors in scripts were giving SIGSEGV, my mistake.
* Added new helper type: rgbTuple.
    This is used to represent and deal with rgb color triplets in modules
    like Material and Lamp.  Updated Lamp module to use it.

source/blender/python/api2_2x/rgbTuple.h

@@ -0,0 +1,59 @@
+/* 
+ *
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * This is a new part of Blender.
+ *
+ * Contributor(s): Willian P. Germano
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+*/
+
+#ifndef EXPP_rgbTuple_H
+#define EXPP_rgbTuple_H
+
+#include <Python.h>
+#include <stdio.h>
+
+#include "gen_utils.h"
+
+/* Objects of <type 'rgbTuple'> are used inside other Blender Python
+ * objects, so this header file must contain only 'public' declarations */
+
+/*****************************************************************************/
+/* Python C_rgbTuple structure definition:                                   */
+/*****************************************************************************/
+typedef struct {
+  PyObject_HEAD
+	float *rgb[3]; /* array of three pointers to floats */
+
+} C_rgbTuple;
+
+/*****************************************************************************/
+/* Python API function prototypes for the rgbTuple helper module.            */
+/*****************************************************************************/
+PyObject *rgbTuple_New (float *rgb[3]);
+PyObject *rgbTuple_getCol (C_rgbTuple *self);
+PyObject *rgbTuple_setCol (C_rgbTuple *self, PyObject *args);
+
+#endif /* EXPP_rgbTuple_H */