Tweak channel links.

- Only match names with a letter, to avoid the #123 common case.
- Distinguish from links differentiating the style.
remove unused imports from frontend
bugfix: missing return keyword
fetch messages and user statuses on page load

this will hopefully prevent most cases of missing messages
fix 'slow joiner' issue preventing you from hearing your own initial status messages
Sexy, sexy username autocomplete.

Fixes issue #26.
On autocomplete, match real name as well as username.
don't flash login/logout messages (we never consume them)
remove unnecessary reinitialization of OpenID object
remove unused import
fix slight scroll to bottom issue
bugfix: duplicate function name
Merge master branch and resolve conflicts