Edits on Ionic/Firebase tutorial
Edits on Ionic/Firebase tutorial

jeffreylees/docs,Annyv2/docs,sandrinodimattia/docs,Catografix/docs,khorne3/docs,yvonnewilson/docs,sandrinodimattia/docs,Catografix/docs,auth0/docs,khorne3/docs,miparnisari/docs,Catografix/docs,hamzawi06/docs,auth0/docs,sandrinodimattia/docs,hamzawi06/docs,hamzawi06/docs,Annyv2/docs,yvonnewilson/docs,Annyv2/docs,yvonnewilson/docs,khorne3/docs,auth0/docs,jeffreylees/docs,jeffreylees/docs