Allow gitblit baseFolder to be defined by a system property

Koen Serry

2014-08-03 538991e465c7a3badceb5629c3410e16cc900778

 src/main/java/com/gitblit/manager/NotificationManager.java

@@ -71,6 +71,11 @@
      return this;
   }

   @Override
   public boolean isSendingMail() {
      return mailService.isReady();
   }

   /**
    * Notify the administrators by email.
    *