Put mark as read data on feed items.
Keep ids in redis.
Only add scrollbars to <pre> elements if there's too much content to display.
Removed unused ids from redis.
Merge branch 'master' into mark_as_read
Connected new mark as read button.
Merge pull request #39 from brendanlong/only-add-scrollbars-on-pre-if-we-need-them

Only add scrollbars to <pre> elements if there's too much content to display
Don't clear entries when switching feeds.
Merge branch 'master' of https://github.com/feedbin/feedbin
Initial mark above/below as read support for feedbin/support#246.
Hide entry settings on mobile.
Entry summary fix.