yotam: fix bug and improve code clarity of is_comment logic and command
yotam: revert changes to cache times in insights
yotam: change trending tags to be from last 7 days, exclude unaffiliated feeds, and some aesthetic code reformatting.
yotam: update data to contain Yoav Ben-Tzur. NOTE: DATA IS COMPLETE AS OF CURRENT DATE.
yotam: facebook_feeds data backup that can be used for testing and researching and what not.