- Copy stable/10@285827 to releng/10.2 in preparation for 10.2-RC1
builds.
- Update newvers.sh to reflect RC1.
- Update __FreeBSD_version to reflect 10.2.
- Update default pkg(8) configuration to use the quarterly branch.[1]

Discussed with: re, portmgr [1]
Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

- add a missing "be" and "in"
- fix other errors introduced when committing r226436
- add 'function' to a sentence where it makes sense

Submitted by: delphij
Submitted by: dougb
Submitted by: jhb
Approved by: dougb
Approved by: jhb

- change "is is" to "is" or "it is"
- change "the the" to "the"

Approved by: lstewart
Approved by: sahil (mentor)
MFC after: 3 days

Add some somewhat vague documentation for this driver and a list
of Hardware that might, in fact, work.