Add in security support, make payload protos configurable
Have not yet added tests with security support, coming soon
diff --git a/test/cpp/qps/server_sync.cc b/test/cpp/qps/server_sync.cc
index feca7e2..c235069 100644
--- a/test/cpp/qps/server_sync.cc
+++ b/test/cpp/qps/server_sync.cc
@@ -91,7 +91,7 @@
     char* server_address = NULL;
 
     gpr_join_host_port(&server_address, "::", Port());
-    builder.AddListeningPort(server_address, InsecureServerCredentials());
+    builder.AddListeningPort(server_address, Server::CreateServerCredentials(config));
     gpr_free(server_address);
 
     builder.RegisterService(&service_);