Code style fix for 6b922d0: substitute double quotes
Code style fix for 6b922d0: substitute double quotes

pygy/mithril.js,barneycarroll/mithril.js,pygy/mithril.js,lhorie/mithril.js,lhorie/mithril.js,MithrilJS/mithril.js,barneycarroll/mithril.js,tivac/mithril.js,impinball/mithril.js,tivac/mithril.js,MithrilJS/mithril.js,impinball/mithril.js