Updates to make trust_router build on Centos

diff --git a/trust_router b/trust_router
index c31bc87..f7a4872 160000 (submodule)
--- a/trust_router
+++ b/trust_router
@@ -1 +1 @@
-Subproject commit c31bc87260672fbed08dcc735ff084af93b69ef6
+Subproject commit f7a48723f8e2562e48ac77e3de4aa3b112343a63