code: function _validateCommand(name, command) {
      if (!_.isString(command.description)) {
          throw new Error(sprintf('Command "%s" must have a description string', name));
      } else if (!_.isFunction(command.invoke)) {
          throw new Error(sprintf('Command "%s" must have an invoke function', name));
      }
  }
docs: /*!
  Validate that the provided command has all the required information needed
  for a corporal command