- External editor:
  If you turn this on, you can specify an
  external editor that will be run instead
  of the internal one.
- Use $EDITOR:
  Get the editor program from the $EDITOR
  enviroment variable.
- Editor Command:
  Here you can specify what program to run,
  if you're not using the $EDITOR var.
- Delete local file cache:
  gmoo keeps a local copy of the file, if
  you check this, it will be deleted if
  you're finished editing.

ZVT ONLY:
- Editor needs terminal:
  The editor will be opened in a ZVT
  terminal in one of the tabs.
