Update "make check" for the new queue runner

Also, if the machines file contains an entry for localhost, then run "nix-store –serve" directly, without going through SSH.

Created by  Eelco Dolstra  on June 25, 2015
7VQ4ALFYKJBFR46T3WZDMGOXNRR3QNJEJQVBYJM4HSJUOOUD6WBQC
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