Fixed link to official website

replaced a few occurrences of angulajs.com to angularjs.org

examples/angularjs_require/readme.md

@@ -2,11 +2,11 @@
 
 > HTML is great for declaring static documents, but it falters when we try to use it for declaring dynamic views in web-applications. AngularJS lets you extend HTML vocabulary for your application. The resulting environment is extraordinarily expressive, readable, and quick to develop.
 
-> _[AngularJS - angularjs.com](http://angularjs.com)_
+> _[AngularJS - angularjs.org](http://angularjs.org)_
 
 
 ## Learning AngularJS
-The [AngularJS website](http://angularjs.com) is a great resource for getting started.
+The [AngularJS website](http://angularjs.org) is a great resource for getting started.
 
 Here are some links you may find helpful: