Modifies profile links to link to the Overview page by default. Also adds an 'Overview' and 'Profile' tab to the respective pages.
(2018-01-28) Andrew Leonard: It doesn't work.
(2018-01-16) Tony Buttafuoco: Started using this and my own profile automatically switched from old to new without my consent. May have been a coincidence, but this extension was meant to show the old one on a new profile anyway, which it didn't.