Add "Opacity" option for fading out when inactive
Customize font
init after first draw
access kDial object through jQuery data
wrap font family with quotes
period-based version
massive rewrite. Relative behaviour
remove debug data
fix touch
fix setting up init value
init finished  after first draw
Change callback recieve calculated value (not relative value)
fix val() to return calculated value
change method set current value
fix displayPrevious
fix change
change triggers only for new value
add serialize/deserialize methods, fix NaN values bugs
add serialize/deserialize methods, fix NaN values bugs
remove debugger logs
Support for apple devices with retina displays.