Beta update 22

2020 Jan 14: Beta update 22

• Implemented game frame rate throttling to 60 Hz on high refresh rate monitors
• Fixed keyboard event handling when the game is not making framerate
• Restored forum link in the IDE
• Added .nojekyll and _config.yml files for proper hosting of quadplay system
  filenames that begin with underscores on github.io
• Improved button prompt glyphs and vertical spacing in the nano-4, nano-5, scoreboard-6, scoreboard-7$
• Fixed controls menu for games with y = up