docs(guide/module): add protractor tests

docs/content/guide/module.ngdoc

@@ -45,6 +45,12 @@ I'm in a hurry. How do I get a Hello World module working?
       };
     });
   </file>
+
+  <file name="protractor.js" type="protractor">
+    it('should add Hello to the name', function() {
+      expect(element(by.binding("{{ 'World' | greet }}")).getText()).toEqual('Hello, World!');
+    });
+  </file>
 </example>
 
 Important things to notice:
@@ -75,7 +81,7 @@ The above is a suggestion. Tailor it to your needs.
 <example module='xmpl'>
   <file name="index.html">
     <div ng-controller="XmplController">
-      {{ greeting }}!
+      {{ greeting }}
     </div>
   </file>
 
@@ -117,6 +123,13 @@ The above is a suggestion. Tailor it to your needs.
       });
 
   </file>
+
+  <file name="protractor.js" type="protractor">
+    it('should add Hello to the name', function() {
+      expect(element(by.binding("{{ greeting }}")).getText()).toEqual('Bonjour World!');
+    });
+  </file>
+
 </example>