When it sees a link to a userscript or general Javascript URL, adds a Bookmarklet besides it, which you can drag to your toolbar to load the script when you next need it (running outside Greasemonkey of course).
As of
How to use?
You should see "Live Bookmarklet" and "Static Bookmarklet" next to the "Install this script" button.
Static Bookmarklet is recommended for most users. It fetches and compiles the latest script into a bookmarklet. This should work on all domains.
Live Bookmarklet is better for developers. It will try to load the latest version of the script. But it may suffer from cross-domain security restrictions.
If you can, drag the Live or Static link into your bookmarks or bookmarks bar.
If not, create it manually:
javascript:)Finally, to use the bookmarklet, just click on the bookmark you created!
TODO: The URL for the fallbackgmapi polyfill is dead. I need to fix that!