Update README to match changes to display.
Update README for x970 memdiff values.
Merge pull request #410 from kanoi/bflsc

AUTHORS - spam update time (one year since the last)
Merge pull request #411 from kanoi/bflsc

BFL FPGA Windows timeout set to 999ms + usbutils.c usb_cmdname() usb_cmds -> string name
find_work() to find work in devices work queue