Quantum Loop Demo Version 4 — Quantum Loop Steam update #1339854

Just shipping a relatively small update with some slight polish and fixing a couple pretty major bugs. This includes fixing the unplayable hitching that was coming up about 5-10 minutes of (game world) time into runs. As part of this, you should also get significantly better performance as more asteroids spawn, with my personal stress-testing keeping to a more consistent ~70 FPS where it was previously closer to 40 with pretty bad hitching. Also greatly expanded button prompts both for keyboard and gamepad controls. Keyboard button prompts are much nicer aesthetically and more readable, and prompts now exist for joystick and d-pad directions. Other than that, highlight bug fixes include fixing looping sounds not responding to the volume slider, and the astronaut not spinning around the spaceship as they're supposed to. See the changelog below for the full list of bug-fixes and improved p...