move to c++11

always build in C++11 mode. No more compatible with C++03 enabled  ndn-cxx

Change-Id: Ic1c438c57f289e127b4d08b74b4687236ba6d71d
diff --git a/.jenkins b/.jenkins
index 5b3f477..4daa40f 100755
--- a/.jenkins
+++ b/.jenkins
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -e
 
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"