Copy stable/11@r303970 to releng/11.0 as part of the 11.0-RELEASE
cycle.

Prune svn:mergeinfo from the new branch, and rename it to RC1.

Update __FreeBSD_version.

Use the quarterly branch for the default FreeBSD.conf pkg(8) repo and
the dvd1.iso packages population.

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

Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.
Prune svn:mergeinfo from the new branch, as nothing has been merged
here.

Additional commits post-branch will follow.

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

MFV ntp 4.2.8p2 (r281348)

Reviewed by: delphij (suggested MFC)
Approved by: roberto
Security: CVE-2015-1798, CVE-2015-1799
Security: VuXML ebd84c96-dd7e-11e4-854e-3c970e169bc2
MFC after: 1 month

Vendor import ntp 4.2.8p2

Approved by: delphij
Security: CVE-2015-1798, CVE-2015-1799
Security: VuXML ebd84c96-dd7e-11e4-854e-3c970e169bc2