v2.4.0

Keybinding Conflict Detection

• Upon first launch of Zoomify (detected when config file doesn't exist), a toast appears explaining that Zoomify
  won't work, and you need to go to settings and unbind conflicting keybindings.

• New button in settings: Unbind conflicting keys does just that, with a toast for each key that was modified.

• Presets category renamed to Misc and presets moved into subcategory