Script Summary: Rewrite links to rt.cpan.org to use only authenticated links
Modifies search.cpan.org and cpan.uwinnipeg.ca.
Useful for people who have an account on rt.cpan.org (to report bugs on CPAN modules) and are fed up of having to reauthenticate after clicking on a bug report link from the module documentation displayed on search.cpan.org.
