Fixed minor problem in LcdClock related to 12/24 hour
Added a special color for every 5 minute in LcdClock control
cosmetics
Lcd threshold behavior now is the same as in the Gauge control
fire the LcdEvent threshold event related to the threshold behavior
fixed problem with lcd threshold behavior
added minValue and maxValue to the LcdBuilder
Removed LcdEvent and GaugeEvent and added ValueEvent in common package that will be used by Gauge and Lcd
Changed the event handling in Gauge and Lcd so that one could attach listeners from outside of the control