Bug fixes

- Fix chart in Ai want U
- Mute music on song select with Q
- Do not scroll song select background when the tab is not active
- Fix very short inputs not being recognized
- Fix sound being muted when playing the same song again
- Fix multiplayer when audio latency is set
- Fix getting stuck when imported song cannot be restarted
- Fix 2P cursor when ura is selected by both players
- Add KeyboardEvent.key to browser tests
- Separate buttons like Shift+Left into two on the How to Play page
- Change focused button on the custom songs screen to the first one available
- Add favicon to the admin page
- Display the id on the admin new song page

public/src/js/scoresheet.js

@@ -236,6 +236,12 @@ class Scoresheet{
 					}
 				}
 			}else if(!document.hasFocus() && this.state.screen === "scoresShown"){
+				if(this.state["countup0"]){
+					this.stopSound("se_results_countup", 0)
+				}
+				if(this.state["countup1"]){
+					this.stopSound("se_results_countup", 1)
+				}
 				return
 			}else{
 				ctx.clearRect(0, 0, winW / ratio, winH / ratio)