Created the client program's framework

There are six scenes here, each of which representing roughly one part of
the final program's backbone.

client/option_screen.hpp

@@ -0,0 +1,27 @@
+#ifndef OPTIONSCREEN_HPP_
+#define OPTIONSCREEN_HPP_
+
+#include "base_scene.hpp"
+
+class OptionScreen : public BaseScene {
+public:
+	/* Public access members */
+	OptionScreen();
+	~OptionScreen();
+
+protected:
+	/* Frame loop */
+	void FrameStart();
+	void Update(double delta);
+	void FrameEnd();
+	void Render(SDL_Surface* const);
+
+	/* Event handlers */
+	void MouseMotion(SDL_MouseMotionEvent const&);
+	void MouseButtonDown(SDL_MouseButtonEvent const&);
+	void MouseButtonUp(SDL_MouseButtonEvent const&);
+	void KeyDown(SDL_KeyboardEvent const&);
+	void KeyUp(SDL_KeyboardEvent const&);
+};
+
+#endif