Update lib submodule

Fixes #1608

diff --git a/rpp-lib b/rpp-lib
index 16f135fef9a28d3b8c72bd4cc1bc8a2309b887c1..7f10feaa2b1481d413543ccc82870befd4b51202 160000 (submodule)
--- a/rpp-lib
+++ b/rpp-lib
@@ -1 +1 @@
-Subproject commit 16f135fef9a28d3b8c72bd4cc1bc8a2309b887c1
+Subproject commit 7f10feaa2b1481d413543ccc82870befd4b51202