- 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

Reencode files from latin1 to UTF-8.

This makes a tiny percentage of entries in calendars ugly for latin1
users, but fixes them for UTF-8 users.

This badly needs a solution involving locale-dependent re-encoding.

Build usr.bin/ with WARNS=6 by default.

Also add some missing $FreeBSD$ to keep svn happy.

Fix markup.

Submitted by: ru

Add a logins(1) utility similar to that found in SVr4 derivatives. This
particular implementation is based on the Solaris logins(1) man page.