casts << {:long=>'directory', :short=>'d', :type=>'dir', :mandatory=>true, :default=>nil, :allowed=>nil, :disallowed=>nil}
casts << {:long=>'scaffold', :short=>'s', :type=>'flag', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>nil}
casts << {:long=>'kmer_min', :short=>'k', :type=>'uint', :mandatory=>false, :default=>25, :allowed=>nil, :disallowed=>nil}
casts << {:long=>'directory', :short=>'d', :type=>'dir', :mandatory=>true, :default=>nil, :allowed=>nil, :disallowed=>nil}
casts << {:long=>'scaffold', :short=>'s', :type=>'flag', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>nil}
casts << {:long=>'kmer_min', :short=>'k', :type=>'uint', :mandatory=>false, :default=>25, :allowed=>nil, :disallowed=>nil}