Fixing the HSL-Picker:
Accurate displaying of the colors in the picker and the Lgt slider
fixed stucking menu
Merge pull request #1060 from cinaera/HSL_Picker

Fixing the HSL-Picker
fixed picker logic
increased sleep time when tw is minimized and made it adjustable via cputhrottle otherwise
show reason for closing a connection within a debug message. Closes #1061
friend tools
Merge branch 'master' of git://github.com/teeworlds/teeworlds