[h] in modmail.

Also a slight tweak of how it looks so it is more in line with usernotes and doesn't look like a userattr.

We really should look into making those buttons part of one thing. I've been thinking about grouping them under the modbutton where the modbutton would keep its function but would have a dropdown arrow next to it which would give access to other functionality like the history button, nuke, etc.

The only tricky part remain usernotes.
Merge remote-tracking branch 'origin/master'