Update coreapi.js version

rest_framework/templates/rest_framework/docs/langs/javascript-intro.html

 {% load rest_framework %}
 {% load staticfiles %}
 <pre class="highlight javascript hide" data-language="javascript"><code>{% code html %}<!-- Load the JavaScript client library -->
-<script src="{% static 'rest_framework/js/coreapi-0.0.20.js' %}"></script>
+<script src="{% static 'rest_framework/js/coreapi-0.1.0.js' %}"></script>
 <script src="{% url 'api-docs:schema-js' %}"></script>{% endcode %}</code></pre>
+