Open links in same tab; use rel=nofollow for root post links
Open links in same tab; use rel=nofollow for root post links

Also add some unused code: templCmdNodes. I know I should not. But this
will remind me to enable that functionality in the future? I.e.
data-replace='#some-id', when #some-id has class
.debiki-part-of-article.

debiki/debiki-server-old,debiki/debiki-server-old,debiki/debiki-server-old,debiki/debiki-server-old