Close #1546

• Defined window-related startup parameters (size, vsync, mode) in Python for main and game start modes.
• Passed these parameters to the main_arguments struct by creating a window_arguments struct
• Updated C++ logic to forward parameters along main.cpp -> engine.cpp -> presenter.cpp
• Implemented Fullscreen, Borderless, Windowed three display model in libopenage/renderer/opengl/window.cpp