new function setStyle on lime.Label
new function setStyle on lime.Label

this enables setting of font style see the following issue
 https://github.com/digitalfruit/limejs/issues/79

oleg-kipling/limejs,sjamog/Lime-Projects,Inframatic/theBasics,sjamog/Lime-Projects,Inframatic/theBasics,sjamog/Lime-Projects,squallyan/limejs,squallyan/limejs,oleg-kipling/limejs,wikieswan/limejs,Diaosir/limejs,digitalfruit/limejs,srbala/limejs,digitalfruit/limejs,Diaosir/limejs,Diaosir/limejs,digitalfruit/limejs,oleg-kipling/limejs,wikieswan/limejs,srbala/limejs,GeorgeMe/limejs,squallyan/limejs,GeorgeMe/limejs,srbala/limejs,wikieswan/limejs,GeorgeMe/limejs