- Merge the following from the English version:

	r36722 -> r37812	head/ja_JP.eucJP/books/handbook/preface/preface.xml
	r45375 -> r45561	head/ja_JP.eucJP/books/handbook/mirrors/chapter.xml
- Merge the following from the English version:

	r45436 -> r45555	head/ja_JP.eucJP/htdocs/docs/books.xml
	r40940 -> r45555	head/ja_JP.eucJP/htdocs/internal/internal.xml
Add an entity for PowerPC64

Sponsored by:	The FreeBSD Foundation
- fix whitespace which rendered an http link with a 404 response

Approved by:	bcr@
Differential Revision:	https://reviews.freebsd.org/D720
Fix a typo that gave an invalid unit.
The FreeBSD Foundation website always redirects to https, so link direct
to the secure version in the website footer.
Add SA-14:18.openssl.
- Merge the following from the English version:

	r37812 -> r40743	head/ja_JP.eucJP/books/handbook/preface/preface.xml
	r45237 -> r45561	head/ja_JP.eucJP/books/handbook/introduction/chapter.xml
Update the webupdate.wrapper to match the running
version:

 - Don't assume or hard-code PORTSDIR is in /usr.
 - Set PINDEX_OVERRIDE based on the running OSVERSION.
 - Fetch the ports/INDEX file if ENOENT.
 - Group all exported variables together.

Sponsored by:	The FreeBSD Foundation
link.mailto.url should be a URL.  This fixes generated <link rel='made'>
tags in HTML doc output.
Add a warning about OPTION_SINGLE usage.

Sponsored by:	Absolight
igor -Ry and some other rewording and fixes.

Differential Revision:	https://reviews.freebsd.org/D649
Reviewed by:	wblock
Sponsored by:	Absolight
igor -Ry and some other rewording and fixes.

Differential Revision:	https://reviews.freebsd.org/D648
Reviewed by:	wblock
Sponsored by:	Absolight
igor -Ry and some other rewording and fixes.

Differential Revision:	https://reviews.freebsd.org/D644
Reviewed by:	wblock
Sponsored by:	Absolight
igor -Ry and some other rewording and fixes.

Differential Revision:	https://reviews.freebsd.org/D642
Reviewed by:	wblock
Sponsored by:	Absolight
igor -Ry and some other rewording and fixes.

Differential Revision:	https://reviews.freebsd.org/D645
Reviewed by:	wblock
Sponsored by:	Absolight
Regen after r271324, r271325, r271326

Approved by:	re (implicit)
Sponsored by:	The FreeBSD Foundation
We no longer build boot floppies, so remove a reference
from the snapshots page.

Sponsored by:	The FreeBSD Foundation
Update __FreeBSD_version values after r271341

Approved by:	re (implicit)
Sponsored by:	The FreeBSD Foundation
- Merge the following from the English version:

	r40743 -> r42896	head/ja_JP.eucJP/books/handbook/preface/preface.xml