yotam: facebook_feeds data update (changes for two Members of Knesset)
yotam: add updatestatus management command
yotam: changes to updating data: commands, gui indicators, and js

-fix update_status bug
- rewrite to use code from updatestatus
- add gui indication to data loading to: update_status, loading insights, loading statuses
- move insights javascript from member.html to separate javascript file
- minor change to fetchfeedstatuses - get api version from settings with getattr
yotam: updatesatus command: fix usage with force-update
yotam: graph-api commands upgrade to v2.1, add request for large picture
yotam: add (again) picture_large and picture_square for feed, db and gui. also: add party name to status template view.