casts << {:long=>'mask', :short=>'m', :type=>'flag', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>nil}
casts << {:long=>'clip', :short=>'c', :type=>'flag', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>nil}
casts << {:long=>'mask', :short=>'m', :type=>'flag', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>nil}
casts << {:long=>'clip', :short=>'c', :type=>'flag', :mandatory=>false, :default=>nil, :allowed=>nil, :disallowed=>nil}