code: function two(context, next) {
    context.two = 'Hello';
    console.log('Hello from two', context);
    console.log('Hi from two', context);
    return next();
  }
docs: Function Two.
  Example function, logs 'hello' and currect context.
  This function is syncronous.
  
  @param {Object} context Current context object.
  @param {Function} next Next middleware in chain.