Fix mime-type property on non-binary files.

Approved by:	doceng (implicit)
Fix a typo.

PR:		docs/178890
Submitted by:	Li <fender0107401@gmail.com>
- Merge the following from the English version:

	r41335 -> r41707	head/ja_JP.eucJP/books/handbook/desktop/chapter.xml
Do the proof-editing of the first two sections of the releng article.
Bring the description of the release process closer to the actual
procedures followed by the re.

Requested by:	rodrigc
Reviewed by:	gjb, rodrigc
Sponsored by:	The FreeBSD Foundation
- Merge the following from the English version:

	r41429 -> r41718	head/ja_JP.eucJP/books/handbook/ports/chapter.xml
- Merge the following from the English version:

	r38039 -> r41710	head/ja_JP.eucJP/books/handbook/Makefile
Unfortunately we no longer support BitTorrent as a download method.
- Merge the following from the English version:

	r41343 -> r41645	head/ja_JP.eucJP/books/handbook/book.xml
- Merge the following from the English version:

	r41337 -> r41745	head/ja_JP.eucJP/books/handbook/mirrors/chapter.xml
Remove 'old news' statement.  This section could do with a lot of work,
but start small.
remove sudo, which no longer uses cvsweb
Remove dead links.
- Merge the following from the English version:

	r37126 -> r41483	head/ja_JP.eucJP/htdocs/projects/Makefile
	r37322 -> r41750	head/ja_JP.eucJP/htdocs/projects/cvsweb.xml
Bump xorg version number.

Discussed with:	zeising
- Throwing a bunch of random dates and numbers is largely uninteresting so just give some historical background.
- Remove attribution as the section has been changed and modified many times since then (and should be some more)
- Change from <quote> to "s where not used as an attribution.
- Simplify text surrounding snapshots.

Reviewed by:	trhodes
This section needs more love, but start with removing a list of architectures which are already listed in the chapter introduction.
The reader is likely reading this online...
Avoid extra latency of redirect.
Kill an old and outdated section which is better covered elsewhere (on the 'advocacy' portion of the website).

Split the remainder into two

Split the remainder into two

Reviewed by:	trhodes, bcr
- Merge the following from the English version:

	r41107 -> r41759	head/ja_JP.eucJP/books/handbook/introduction/chapter.xml