Fix PHP notice error on activity entry
Make forum header fixed
Oops, I forgot to do little commits…
- Login box shown on "conversation not found" page if the user isn't logged in
- Full channel path shown in conversation title
- Fix bug where new conversation channel can be changed on search page
- Make fixed header + conversation scrubber nicer
- Give the back button a tooltip
- Fix bug where email wasn't passed to avatar function in membersAllowedSummary
- If there isn't an email specified in the Gravatar function, show the esoTalk default avatar