[2.0.0] xargs mode does not handle the utility and arguments same as xargs.

[greymd]

$ echo file1 file2 | xargs -n 1 | xpanes rm

it expected following commands will be executed, but it doesn't.

$ rm file1 | $ rm file2
           |
           |

But like this

$ rm  | $ rm 
      |
      |