Wishlist: Options menu quick settings for developers

[SpiritCroc]

• [x] Message Bubbles
• [x] Theme: better add menu items programatically for this?
  • [x] Base theme (SC light/dark/dark colored/black/black colored, Element light/dark)
  • [x] Accents
• [x] Bubble roundness
• [x] Show/hide hidden events