Cleaned up Class 2 challenge questions
Cleaned up Class 2 challenge questions

amandagogogo/gdicincy-intro-js,jennifer-mann/gdi-intro-javascript,anythingcodes/gdi-featured-js-intro,Roenok/gdi-intro-javascript,amandagogogo/gdicincy-intro-js,Roenok/gdi-intro-javascript,jennifer-mann/gdi-intro-javascript,girldevelopit/gdi-featured-js-intro,gdirdu/gdi-intro-javascript,gdirdu/gdi-intro-javascript,anythingcodes/gdi-featured-js-intro,girldevelopit/gdi-featured-js-intro