Remove margin-right from #topbar.actions

If this is nonzero, content from div.title can overflow into the right margin of the buttons.
Fix bufferlist not working after reconnect
Tweak channel highlighting regex

Don't require white space at the start, punctuation marks are good, too.
Merge pull request #214 from torhve/fix-bufferlist

Fix bufferlist not working after reconnect

Fix #183
Open #73
Merge pull request #211 from tribut/patch-2

Remove margin-right from #topbar.actions
Merge pull request #215 from lorenzhs/patch-1

Tweak channel highlighting regex