Remove 'ruby-rack'.

This is in community now.
Remove 'perl-switch'.

This is in community now.
Remove 'python2-flickrapi'.

This is in the official repos now.
Remove 'iodine'.

This is in the official repos now.
Remove 'perl-data-dumper'.

This is in the official repos now.
Remove 'perl-lwp-protocol-https'.

This is in the official repos now.