Add an example which uses the Python bindings

This is more or less a copy of the BasicExample but using ever so slightly more
modern OpenGL (>=3.0). I've tried to comment this as much as possible.

In addition to this simple example I will go on to develop a more complex
application as discussed in issue #21

examples/Python/CMakeLists.txt

@@ -0,0 +1,26 @@
+# Copyright (c) 2010-2013 Matt Williams
+# 
+# This software is provided 'as-is', without any express or implied
+# warranty. In no event will the authors be held liable for any damages
+# arising from the use of this software.
+# 
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+# 
+# 1. The origin of this software must not be misrepresented; you must not
+# claim that you wrote the original software. If you use this software
+# in a product, an acknowledgment in the product documentation would be
+# appreciated but is not required.
+# 
+# 2. Altered source versions must be plainly marked as such, and must not be
+# misrepresented as being the original software.
+# 
+# 3. This notice may not be removed or altered from any source
+# distribution.
+
+PROJECT(PythonExample)
+
+SOURCE_GROUP("Sources" FILES PythonExample.py)
+
+configure_file(PythonExample.py PythonExample.py COPYONLY)