code: function copyBinaryToOutput(next) {
          _log('cp %s %s', nodeCompiler.releasePath, options.output);
          ncp(nodeCompiler.releasePath, options.output, function(err) {
            if (err) {
              _log('error', "Couldn't copy binary.");
              throw err; // dump raw error object
            }
            _log('copied');
  
            next();
          });
        }
docs: Copy the compilied binary to the output specified.