Updated search plugin's URL
Add a key shortcut to "Add link to torrent..."

"Ctrl-Shift-O" will open the "Add link to torrent..." window.
Strip some png to fix incorrect sRGB profiles.

libpng complained about incorrent sRGB profiles in some png's.
"libpng: iCCP: known incorrect sRGB profile".
added fontfix for osx
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.
Fix inhibit system functionality. Closes #766.
WebUI: Don't gzip too small payloads.
Correctly detect if the browser supports gzip compression.
Update Changelog.