updating the epl pointer

diff --git a/etherpad-lite b/etherpad-lite
index 3aa14c96bbdcaa63d246832a84eb552fcba0c2c4..1bb6216617bd659391702d7ac88ecb5ffaa3b8f4 160000 (submodule)
--- a/etherpad-lite
+++ b/etherpad-lite
@@ -1 +1 @@
-Subproject commit 3aa14c96bbdcaa63d246832a84eb552fcba0c2c4
+Subproject commit 1bb6216617bd659391702d7ac88ecb5ffaa3b8f4