updated PPM repositories

* bribes has PPms for Perl 5.14, 5.16, and 5.18, too
* at sisyphusion, I found PPMs for 5.16 and 5.18, too
* trouchelle now has a repo for Perl5.14
* unfortunately, Randy Kobes passed away and his repos  are dead by now
* wxperl provides PPMs for Perl 5.16, too, but the support for Perl 5.10
on Mac OS X is not listed on the web site anymore
Whitespace normalization
Add missing changes from commit 6dc17856

* bribes and sisyphusion changes have not been added to the "new" interface
* restore wxperl repo for 5.10 on darwin; it still seems to be there

Also removed sisyphusion 5.10 repo for MSWin32-x64; doesn't seem to exist
Update ActiveState repo info

* Add 5.14, 5.16, 5.18, 5.20 repos
* Remove HP-UX repos; they seem to be gone
* archname changes for 32-bit builds to use 64-bit ints for 5.18+
* There is no 32-bit ActivePerl for 5.20+
* There are no Solaris repos for 5.16+
Update sample script with 5.14 .. 5.20 versions

Also allow passing in the archname from the commandline
Updates Changes; Increment version to 0.20