Adding domains

I'm adding nazis.exposed and www.nazis.exposed.  I'm adding a www version because Linode doesn't allow root cnames apparently.

I also threw in the www version of rationalwiki.ssu.lt because I requested it before but it was never added.
Updating domains
Update LocalSettings.php.j2
Merge pull request #296 from Pavelovich/patch-1

Adding domains
Merge pull request #298 from Pavelovich/patch-3

Updating domains