Merged in jaesivsm/pyaggr3g470r (pull request #22)

Fix on the http crawler

limiting the feed editing request by removing the dull updating of etag and last modified of no meaning

fixing warning SAWarning: Can't resolve label reference 'Feed.last_retrieved'

fixing stupid, stupid bug where we instanciated multiple threadpool

Updated Python runtime for Heroku.

With the new version of Flask-Login is_authenticated is now a property.

Removed the article from the table of the page of favorite articles when it is unstared.

updated changelog

updated changelog

updated changelog

Renamed the CHANGELOG.

Now using https when sharing a link via reddit.

Removed Google tracker.

Merged in jaesivsm/pyaggr3g470r (pull request #21)

fixing bug on http crawler and light refact

Ensuere that the arguments is an integer.

fixing bug preventing from bumping error count from api crawler for none admin user

making it easier to request with lists

refact feed list

redoing the way the crawler wait on itself

making feeds/fetchable and articles/challenge returns 204 on empty