Update CPAN to CPAN version 1.94_63

Update CPAN to CPAN version 1.94_63

[DELTA]

2011-01-16  Andreas J. Koenig  <andk@cpan.org>

	* release 1.94_63

	* address #63357: use Dumpvalue when dumping potential crap (Andreas
	Koenig)

	* address #62986: new config option use_file_homedir (Andreas Koenig)

	* address #64037: new config option prefer_external_tar (Andreas Koenig)

	* add support for bootstrapping local::lib when the user does not have
	write access to perl's site library directories (David Golden)

	* add support for (and prerequisite on) HTTP::Tiny; also adds
	prerequisites for MIME::Base64 and Digest::MD5 to support proxy
	authentication (David Golden)

	* automatic mirror selection now returns only http mirrors (David
	Golden)

	* add 'atexit' option for cache scanning and cleanup (David Golden)

	* now with 421 distroprefs files (but a good portion of them seems
	outdated)