DONE fix bug with hashtags followed by :, punctuation marks — easy regex fix?

• https://twitter.com/kvistgaard/status/1523526776013869056 pull

NOW add better support for CamelCase and such to [[agora server]]

[[gpg key]]

• LATER fix rendering of the gpg key — the Agora is somehow truncating the subnode, perhaps because of some special casing we did of — or such?