Fixed some layout issues with the about box when it has long contents.
Minor tweak to button widths to make session finished message fit. Fixes #143.
Attaching the tooltips to the img seems to work. I think this resolves #87.
Merge pull request #144 from drewww/session-finished-fix

Session finished fix
Fix top about bar placement.
Merge remote-tracking branch 'upstream/master'