Update lib submodule

diff --git a/rpp-lib b/rpp-lib
index 36cce1998e858c1f3980ffca737f831180209431..2cda0f0be1f97c35749457f83ec0ec18e2face46 160000 (submodule)
--- a/rpp-lib
+++ b/rpp-lib
@@ -1 +1 @@
-Subproject commit 36cce1998e858c1f3980ffca737f831180209431
+Subproject commit 2cda0f0be1f97c35749457f83ec0ec18e2face46