bug fix

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@33854 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/model/Label.java

@@ -102,10 +102,10 @@ public abstract class Label extends Actionable implements Comparable<Label>, Mod
     }
 
     /**
-     * Relative URL from the context path.
+     * Relative URL from the context path, that ends with '/'.
      */
     public String getUrl() {
-        return "label/"+name;
+        return "label/"+name+'/';
     }
 
     public String getSearchUrl() {