update README with new package structure
update README with new package structure

codelegant/JavaScript,practicefusion/javascript,pokelondon/javascript,naustudio/javascript,getjll/JavaScript-Style-Guide,appcom-interactive/javascript,addshoppers/javascript,ljharb/javascript,whichdigital/javascript-coding-standards,LodoSoftware/javascript-style-guide,nulogy/javascript,webcoding/javascript-style-guide,bl00mber/javascript,LodoSoftware/javascript-style-guide,naustudio/javascript,cloudability/javascript-style-guide,allanfish/javascript,airbnb/javascript,codelegant/JavaScript,xalexec/javascript