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

use .Mt to mark up email addresses consistently (part6)

PR: 191174
Submitted by: Franco Fichtner <franco at lastsummer.de>

Remove note that claims pthread_set_name_np is for debugging only.

As Garrett points out,
It is no more a debugging interface than setproctitle(3), and has not
been since the name started getting stuffed into the kernel. This
statement may have made sense when the name was only visible in thread
state dumps and the debugger.
PR: threads/158815
Submitted by: wollman@

Hide the implementation details about multiple threading libraries
from the synopses of pthread*(3) manpages.

Reviewed by: deischen, davidxu

Remove mentions of libc_r.

Document interfaces that are supported by libthr.

Have a single set of POSIX threads man pages. The LIBRARY section
of each manpage lists libraries that have corresponding interfaces
implemented.

Prodded by: threads
Reviewed by: deischen

mdoc(7) police: Scheduled sweep.

Finally! Document all undocumented functions in libc_r.

Add manual pages for following functions:

. pthread_attr_setcreatesuspend_np(3)
. pthread_main_np(3)
. pthread_multi_np(3)
. pthread_single_np(3)
. pthread_mutexattr_getkind_np(3)
. pthread_mutexattr_setkind_np(3)
. pthread_resume_all_np(3)
. pthread_resume_np(3)
. pthread_set_name_np(3)
. pthread_suspend_all_np(3)
. pthread_suspend_np(3)
. pthread_switch_add_np(3)
. pthread_switch_delete_np(3)

MFC after: 3 days