Remove FeedsHelper
Display a ‘recommended’ flag for everyone
Facilitate for unrecommending items
Use cancancan instead of cancan
Use error instead of warning
Use new-style hashes everywhere
Render a notice upon recommending/unrecommending items
Test flash
Nitpicking
Appease @timkurvers
Merge branch 'feature/recommended-items' of github.com:hyperoslo/feeder into feature/recommended-items