Needed info fro STARTD_CRON_<JobName>_MODE knob now documented.
placed IPv6 detail from an 8.2.0 gotcha into the IPv6 documentation
(section 3.7.6)
Add 8.2.0 gotcha: default user priority factor changed from 1 to 1000.
Write full item in 8.2.0 new features/gotchas section on GPU support.