Added Surface module

I have added Nate's SurfaceTools module with the name changed to Surface in all files and filenames.

src/Mod/Surface/Gui/AppSurfaceGui.cpp

@@ -0,0 +1,66 @@
+/***************************************************************************
+ *   Copyright (c) 2014 Nathan Miller         <Nathan.A.Mill[at]gmail.com> *
+ *                                                                         *
+ *   This file is part of the FreeCAD CAx development system.              *
+ *                                                                         *
+ *   This library is free software; you can redistribute it and/or         *
+ *   modify it under the terms of the GNU Library General Public           *
+ *   License as published by the Free Software Foundation; either          *
+ *   version 2 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 Library General Public License for more details.                  *
+ *                                                                         *
+ *   You should have received a copy of the GNU Library General Public     *
+ *   License along with this library; see the file COPYING.LIB. If not,    *
+ *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
+ *   Suite 330, Boston, MA  02111-1307, USA                                *
+ *                                                                         *
+ ***************************************************************************/
+
+
+
+#include "PreCompiled.h"
+#ifndef _PreComp_
+# include <Python.h>
+#endif
+
+#include <Base/Console.h>
+#include <Gui/Application.h>
+
+#include "Workbench.h"
+//#include "ViewProviderCut.h"
+
+// use a different name to CreateCommand()
+void CreateSurfaceCommands(void);
+
+
+/* registration table  */
+extern struct PyMethodDef SurfaceGui_methods[];
+
+PyDoc_STRVAR(module_SurfaceGui_doc,
+"This module is the SurfaceGui module.");
+
+
+/* Python entry */
+extern "C" {
+void PartGuiExport initSurfaceGui()
+{
+    if (!Gui::Application::Instance) {
+        PyErr_SetString(PyExc_ImportError, "Cannot load Gui module in console application.");
+        return;
+    }
+
+    // instanciating the commands
+    CreateSurfaceCommands();
+    SurfaceGui::Workbench::init();
+
+//    SurfaceGui::ViewProviderCut::init();
+
+    (void) Py_InitModule3("SurfaceGui", SurfaceGui_methods, module_SurfaceGui_doc);   /* mod name, table ptr */
+    Base::Console().Log("Loading GUI of Surface module... done\n");
+}
+
+} // extern "C"