Prevent errors with unknown weather condition

Just added a default icon if the response returns a weather condition that isn't supported for some reason.
Fixed coffeescript issue

Made sure the getIcon issue returns early if data is undefined.
Merge pull request #11 from jbleuzen/master

Update  battery status widget
Merge pull request #10 from zack37/patch-1

Prevent errors with unknown weather condition
Weather widgets fixes.

Fixed char code from prev commit. Applied the same fix to pretty-weather
widget. Updated zips
Spotify-Current-Track

Using Ubersicht displays current track palying in spotify on you
desktop.
Merge pull request #12 from ThomasBrace/master

Added Spotify-Current-Track widget.
renamed screenshot
Screen shot updated
Merge branch 'master' of github.com:ThomasBrace/uebersicht-widgets into ThomasBrace-master

Conflicts:
	Spotify-Current-Track/screenshot.png
well that didn't. correct screenshot now
correct folder structure for spotify widget
world cup 2014 widget

show today’s world cup matches using uebersicht
added readme
catch any exception
Merge pull request #16 from bonsagg/master

added world cup widget.
Adds sar-based network-throughput widget
Merge pull request #17 from agileadam/master

Adds sar-based network-throughput widget
Adds disk-usage widget
Merge pull request #20 from agileadam/master

Adds disk-usage widget