* lib/Autom4te/General.pm ($version, $help, &getopt): New.

* lib/Autom4te/General.pm ($version, $help, &getopt): New.
* bin/autoupdate.in, bin/autoheader.in, bin/autom4te.in: Use them.
* bin/autom4te.in ($autoconf): Pass --force.
`print $out' doesn't print `$_' but `$out'.
* tests/tools.at (Syntax of the Perl scripts): Pass the lib dir.
(autoheader): Pass --force since the test suite goes too fast for
the time stamps.
Adjust to the new autoheader messages.