* pyray init version
* remove c++ code
* cleanup
* restruct the directory layout
* improve GuiApplication
* smooth out the texture after resize
* use atexit to close app
* rename FontSize->FontWeight
* make files executable
* use Inter Regular for FrontWeight.NORMAL
* set FLAG_VSYNC_HINT to avoid tearing while scrolling
* smoother scrolling
* mange textures in gui_app