No legacy player listener for unix:!mac

The linux client no longer listens on tcp 33367.
The lastfm_scrobsub socket should work just as well.
Update stylesheet / i18n paths on linux

Forgot this when doing the 'make install' stuff
Restarting the app now works on Windows.
Remove unused assets from the unicoen resources.
Twiddly should always pass the --tray argument when opening the app, just in case.
Switch to using qtsparkle instead of WinSparkle.
Parent the restart dialog in the general settings widget.
Tiny install cleanup to fix a warning
Don't install the WinSparkle dll anymore and delete the one that was already installed.
Add a setting for turning on/off ssl defaulting to off.
Fixing some build errors and warnings.
Merge pull request #20 from jstamp/install-paths

Update stylesheet / i18n paths on linux
Merge pull request #19 from jstamp/no-legacy-listener

No legacy player listener for unix:!mac