RPP library update

diff --git a/rpp-lib b/rpp-lib
index 15cb7ef418ea798eb3662e2791161c701d57330a..8a4ccc349ec4db780de800fd741d9083cf25ed01 160000 (submodule)
--- a/rpp-lib
+++ b/rpp-lib
@@ -1 +1 @@
-Subproject commit 15cb7ef418ea798eb3662e2791161c701d57330a
+Subproject commit 8a4ccc349ec4db780de800fd741d9083cf25ed01