RPP library update

diff --git a/rpp/lib b/rpp/lib
index 6a40c669e9b77251bb2b8c93234207bbe69f9665..e5351c64e8f454ecc2f89aa2a03b28f0c08aa255 160000 (submodule)
--- a/rpp/lib
+++ b/rpp/lib
@@ -1 +1 @@
-Subproject commit 6a40c669e9b77251bb2b8c93234207bbe69f9665
+Subproject commit e5351c64e8f454ecc2f89aa2a03b28f0c08aa255