Remove link to forum.spring.io

index.html

@@ -21,10 +21,6 @@ badges:
       url:  https://build.springsource.org/browse/SPR
       icon: ci
 
-    - name: Forum
-      url:  http://forum.spring.io/forum/spring-projects/container
-      icon: forum
-
     - name: StackOverflow
       url:  http://stackoverflow.com/questions/tagged/spring
       icon: stackoverflow
@@ -156,4 +152,4 @@ together.
 {% endcapture %}
 
 {% include project_page.html %}
-</html>
+</html>