add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/ExampleBrowser/OpenGLExampleBrowser.h

@@ -0,0 +1,23 @@
+#ifndef OPENGL_BROWSER_GUI_H
+#define OPENGL_BROWSER_GUI_H
+
+#include "ExampleBrowserInterface.h"
+
+class OpenGLExampleBrowser : public ExampleBrowserInterface
+{
+public:
+
+	OpenGLExampleBrowser(class ExampleEntries* examples);
+	virtual ~OpenGLExampleBrowser();
+	
+	virtual ExampleInterface* getCurrentExample();
+	
+	virtual bool init(int argc, char* argv[]);
+
+	virtual void update(float deltaTime);
+
+	virtual bool requestedExit();
+	
+};
+
+#endif //OPENGL_BROWSER_GUI_H