readme: tweaked heading levels
readme: tweaked heading levels

raine/LiveScript,gkz/LiveScript,rhendric/LiveScript,cesarmarinhorj/LiveScript,edwin0258/LiveScript,cesarmarinhorj/LiveScript,RobLoach/LiveScript,RobLoach/LiveScript,gkz/LiveScript,Champii/LiveScript,raine/LiveScript,goatslacker/LiveScript,rhendric/LiveScript,Champii/LiveScript,edwin0258/LiveScript,satyr/coco