- 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

How stupid of me. :>> doesn't change a modification time.

Touch `locale' and `se_locale' if they exist to stop people from
thinking they are obsolete.

Prodded by: kris
Submitted by: des
MFC after: 3 days

Upgrade to Groff 1.18.1.

Drop support for COPY, -c has been the default mode of install(1)
for a long time now.

Approved by: bde

s/${INSTALL} -c/${INSTALL} ${COPY}/

Do not overwrite mm locale files.

FILES support for bsd.prog.mk. See bsd.README for details.

Stolen from: NetBSD

Upgrade to Groff 1.17.