some structural changes, new notebook
some structural changes, new notebook

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