Implemented PySide::ClassInfo Object.

This class reproduce the Qt macro Q_CLASSINFO behavior.

Eg.:
    @QtCore.ClassInfo(author='PySide', url='http://www.pyside.org')

fixes bug #705.

Reviewer: Marcelo Lira <marcelo.lira@openbossa.org>
          Hugo Parente Lima <hugo.pl@gmail.com>

libpyside/pysideclassinfo.h

@@ -0,0 +1,51 @@
+/*
+ * This file is part of the PySide project.
+ *
+ * Copyright (C) 2009-2011 Nokia Corporation and/or its subsidiary(-ies).
+ *
+ * Contact: PySide team <contact@pyside.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef PYSIDE_CLASSINFO_H
+#define PYSIDE_CLASSINFO_H
+
+#include <pysidemacros.h>
+#include <Python.h>
+#include <QMap>
+#include <QByteArray>
+
+extern "C"
+{
+    extern PYSIDE_API PyTypeObject PySideClassInfoType;
+
+    struct PySideClassInfoPrivate;
+    struct PYSIDE_API PySideClassInfo
+    {
+        PyObject_HEAD
+        PySideClassInfoPrivate* d;
+    };
+};
+
+namespace PySide { namespace ClassInfo {
+
+PYSIDE_API bool checkType(PyObject* pyObj);
+PYSIDE_API QMap<QByteArray, QByteArray> getMap(PySideClassInfo* obj);
+
+} //namespace ClassInfo
+} //namespace PySide
+
+#endif