Set VER to `22.1'.

Set VER to `22.1'.
(Basic editing): Explain how to use localized versions of the
Tutorial.  Mention that `C-h r' displays the manual.  Delete
obsolete WWW link to an Emacs 18 tutorial.
(Getting a printed manual): Point to the new locations of the
manuals on the GNU Web site.
(Emacs Lisp documentation): Explain that the Emacs Lisp manual is
available via Info (it was previously distributed separately).
(Installing Texinfo documentation): The latest version of Texinfo
is 4.8, not 4.0.
(Informational files for Emacs): COPYING is the GNU General Public
License, not the Emacs General Public License.
(Informational files for Emacs): Delete obsolete link to the
GNUinfo pages as they have been removed from the GNU Web site.
(New in Emacs 22): New node.
(Setting up a customization file): Say that most packages support
Customize nowadays.
(Colors on a TTY): Delete reference to instructions on how to
enable syntax highlighting, it is now enabled by default.
(Turning on abbrevs by default): Emacs now reads the abbrevs file
at startup automatically.
(Controlling case sensitivity): Mention `M-c' in isearch.
(Using an already running Emacs process): Emacs now creates the
socket in `/tmp/emacsUID'.  Fix typos.  Change default location of
gnuserv.  As emacsclient can now run Lisp code as well, delete a
sentence praising gnuserv for that.  Simplify description of how
the client/server operation works.
(Compiler error messages): Delete obsolete text (compile.el has
been rewritten).
(Indenting switch statements): Fix typo.
(Matching parentheses): Simplify setup instructions, mention the
menu bar item in the Options menu.
(Repeating a command as many times as possible): Mention `C-x e'.
(Going to a line by number): Mention new keymap and bindings
`M-g M-g', `M-g M-p' and `M-g M-n'.
(Turning on syntax highlighting): Now on by default.  Simplify.
(Replacing highlighted text): Use `1', not `t'.
(Problems with very large files): The maximum size is now 256MB on
32-bit machines.
(^M in the shell buffer): Mention `comint-process-echoes'.
(Emacs for Apple computers): Emacs 22 has native support for Mac
OS X.
(Translating names to IP addresses): Delete node.
(Binding keys to commands): Fix typo.
(SPC no longer completes file names): New node.
(MIME with Emacs mail packages): Delete section about the Emacs
MIME FAQ (it's not reachable anymore).