This also fixes the tests. Also get rid of wide character in print by
Test::Builder by adding the fix mentioned in the Test::More manpage.
The DB_File issue was necessary because a page name with an EN DASH
caused the script to crash, thus not printing the footer.
Unfortunately, this is solved by URL-encoding keys and values. This
means that your old mail.db is going to be invalid!
Replaced the $Id$ tags in $WikiDescription for all the modules and wiki.pl itself with a link to the source and an appropriate wiki page, if possible. This is shown in action=version and should help users figure out what another wiki has installed.
saved if that's also the page the user wants to save according to
GetId(). This is needed when saving a page X will also change
another page Y. GetId() will return X in both cases, so this code
is only triggered once.
if no email address has been set.
(DoMailSubscriptions): Provide a link to change the email address.
(DoMailSubscribe): If no mail is provided, allow to subscribe and
ask for an email address.
