index.js: code review, anonimous function converted to arrow function expressions; minor fix for public profile - removed add-to-collection button when user is not authed and is not usr
index.js: code review, anonimous function converted to arrow function expressions; minor fix for public profile - removed add-to-collection button when user is not authed and is not usr

rfprod/hubapp,rfprod/hubapp,rfprod/hubapp