code: function envOpts(opts) {
    return _.extend({PORT: opts.cmdOptions.port},
  		  parser.parseEnvOpts(opts.cmdOptions),
  		  parser.parseInlineVariables(opts.command));
  }
docs: /*
  returns an object of env opts
  
  @param {string} command
  @param {obj} command line options
  @return {obj} env variables as an obj