added install instructions to tutorial
added install instructions to tutorial

pachi/eppy,santoshphilip/eppy,jamiebull1/eppy,jamiebull1/eppy,jamiebull1/eppy,eayoungs/eppy,pachi/eppy,santoshphilip/eppy,eayoungs/eppy,santoshphilip/eppy,pachi/eppy,eayoungs/eppy