ReallySecureShell

Change computer.beep() to be non-blocking system-wide

13

OpenComputers Mod Version: 1.8.9a for Minecraft 1.12.2 OpenOS version of test system: OpenOS 1.8.8 LUA Version: Lua 5.3 As discussed in issue [#1112](https://github.com/MightyPirates/OpenComputers/issues/1112) `computer.beep()` is a blocking call. On OpenComputers...