Log Message:
misc/whohas: Update to 0.29.1

Changes:

Uses less memory and improves threading (requires forks Perl module).

Update the documentation.

Fetch multiple suites at once for Debian/Ubuntu.

Improved options parsing.

Add a config file to set desired distros/releases.

Fixed support for Gentoo, Slackware, OpenBSD, FreeBSD,
Arch, AUR, Fedora, Fink, openSUSE, Mandriva and Cygwin.