(refs #2)Fix pull request. Basic pattern had been tested but it's still unstable.

src/main/scala/servlet/AutoUpdateListener.scala

@@ -49,6 +49,7 @@ object AutoUpdate {
    * The history of versions. A head of this sequence is the current BitBucket version.
    */
   val versions = Seq(
+    Version(1, 5),
     Version(1, 4),
     new Version(1, 3){
       override def update(conn: Connection): Unit = {