don't leak scope.
string.contains is ECMAScript 6, so don't use it.
Correct use of indexOf
Remove one more use of ECMAScript 6.
More ECMAScript 6 removal.
Open the main page on page load.
Sort list by feed name.
warnings not errors (semantics)
Loading text when opening page.
Show reason for feed failure to load.
Print feed names as we process them.
Add a load status for improperly quoted/too many fields.