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

Correct spelling.

Submitted by: (pluknet gmail.com)
MFC after: 4 days
X-MFC with: r201806

Switch traceroute over to make use of proper in-kernel source
address selection.

Reviewed by: rwatson, fenner
MFC after: 1 week
X-MFCable to: stable/8, stable/7 (after r183571).
PR: kern/139454
Tested by: Frank Steinborn (steinex nognu.de)