define(function (require) {
  return {

    model: {
    },

    view: function () {/*
      <div class="navbar navbar-inverse navbar-fixed-top" role="navigation">
        <div class="container">
          <div class="navbar-header">
            <button type="button" class="navbar-toggle"
                data-toggle="collapse" data-target=".navbar-collapse">
              <span class="sr-only">Toggle navigation</span>
              <span class="icon-bar"></span>
              <span class="icon-bar"></span>
              <span class="icon-bar"></span>
            </button>
            <a class="navbar-brand" href="#">Bootstrap theme</a>
          </div>
          <div class="navbar-collapse collapse">
            <ul class="nav navbar-nav">
              <li class="active"><a href="#">Home</a></li>
              <li><a href="#about">About</a></li>
              <li><a href="#contact">Contact</a></li>
              <li class="dropdown">
                <a href="#" class="dropdown-toggle" data-toggle="dropdown">
                  < "Dropdown " >
                  <b class="caret"></b>
                </a>
                <ul class="dropdown-menu">
                  <li><a href="#">Action</a></li>
                  <li><a href="#">Another action</a></li>
                  <li><a href="#">Something else here</a></li>
                  <li class="divider"></li>
                  <li class="dropdown-header">Nav header</li>
                  <li><a href="#">Separated link</a></li>
                  <li><a href="#">One more separated link</a></li>
                </ul>
              </li>
            </ul>
          </div>
        </div>
      </div>
      <div><br /><br /><br /></div>
      <div id="main-div" class="container theme-showcase" role="main"></div>
    */},

    controller: function () {
      var streamline = require("streamline");
      streamline("hello", "", "", "main-div");
    }

  };
});

define(function (require) {
  return {

    model: {
    },

    view: function () {/*
      <h1>StreamlineJS Demo</h1>
      <div id="main-div"></div>
    */},

    controller: function () {
      streamline("hello", "", "", "main-div");
    }

  };
});

Update app.js