fixed GET errors
added extra attributes
line graph by hours if selection max 2 days
tested gnip import script
assignment fix
implemented possibility to remove query bins through the capture interface
* all future upgrades will follow this path
* don't check on any trackers when an upgrade is in progress (everything may be locked)
* run the upgrade function from tracker_run()
Merge masters latest changes into the twitterfields branch.
* mysql collation utf8mb4
* new tweet fields (no extra tables, no upgrade table structure yet)
improvements to sankeymaker
* add five new Twitter fields, set standard database encoding to utf8mb4
* streamline insert functions using Tweet class
* merge with master
* add withheld_in_countries for users and tweets
* fix improper storing of hashtags
* minor changes
* make import-gnip use the new TweetQueue class
* make the search script use the new TweetQueue class
* make lookup.php use TweetQueue class
* empty parms