adding script type attribute

Author: traceypowersg

Chapter_01/web/index.html

@@ -9,6 +9,6 @@ <h3>Hello {{name}}!</h3>
   name: <input type="text" ng-model="name">
 
   <script type="application/dart" src="main.dart"></script>
-  <script src="packages/browser/dart.js"></script>
+  <script type="text/javascript" src="packages/browser/dart.js"></script>
 </body>
 </html>

Chapter_02/web/index.html

@@ -31,6 +31,6 @@ <h3>Recipe Details</h3>
   </div>
 
   <script type="application/dart" src="main.dart"></script>
-  <script src="packages/browser/dart.js"></script>
+  <script type="text/javascript" src="packages/browser/dart.js"></script>
 </body>
 </html>

Chapter_03/web/index.html

@@ -36,6 +36,6 @@ <h3>Recipe Details</h3>
   </div>
 
   <script type="application/dart" src="main.dart"></script>
-  <script src="packages/browser/dart.js"></script>
+  <script type="text/javascript" src="packages/browser/dart.js"></script>
 </body>
 </html>

Chapter_04/web/index.html

@@ -39,6 +39,6 @@ <h3>Recipe Details</h3>
   </div>
 
   <script type="application/dart" src="main.dart"></script>
-  <script src="packages/browser/dart.js"></script>
+  <script type="text/javascript" src="packages/browser/dart.js"></script>
 </body>
 </html>

Chapter_05/web/index.html

@@ -66,6 +66,6 @@ <h3>Recipe Details</h3>
  </div>
 
   <script type="application/dart" src="main.dart"></script>
-  <script src="packages/browser/dart.js"></script>
+  <script type="text/javascript" src="packages/browser/dart.js"></script>
 </body>
 </html>

Chapter_06/web/index.html

@@ -48,6 +48,6 @@ <h2>Angular is fun! Here's a recipe book to prove it!</h2>
   </div>
 
   <script type="application/dart" src="main.dart"></script>
-  <script src="packages/browser/dart.js"></script>
+  <script type="text/javascript" src="packages/browser/dart.js"></script>
 </body>
 </html>