Workaround for RemoteStore not supporting cmdBuildDerivation yet

Dependencies

• [2] NAYQT2GT hydra-queue-runner: Use cmdBuildDerivation
• [3] OCZ4LSGG Automatically retry aborted builds
• [4] N4IROACV Move buildRemote() into State
• [*] 5AIYUMTB Basic remote building

Change contents

• replacement in src/hydra-queue-runner/build-remote.cc at line 159
  [3.655]→[2.222:268](∅→∅)
  − if (GET_PROTOCOL_MINOR(version) >= 1)
  [3.655]

  [2.268]
  + if (GET_PROTOCOL_MINOR(version) >= 1 && machine->sshName != "localhost") // FIXME
• edit in src/hydra-queue-runner/build-remote.cc at line 161
  [2.304]

  [3.587]
  +