Remove hardcoded Lucida Grande and decrease a font size
Always show a peer IP address as a tool tip

Helps to see a peer IP address when reverse name resolution is enabled.
Merge pull request #1099 from birdie-github/master

Fix Help -> About and always show a peer IP address as a tooltip
Fix inhibit system functionality. Closes #766.
WebUI: Don't gzip too small payloads.
Correctly detect if the browser supports gzip compression.