RimWorld mod

Changes the message alert sounds. Adds new sounds. Swap the sounds for your own by making SoundDefs

• Huge performance update!
• Learns about sounds that aren't being modified and ignores those
• Doesn't waste time inspecting itself any more

• Updated to A17
• Adds a few custom sounds and SoundDefs
• Assign a custom sound to a beepboop using a CustomAlertDef