Build for Ubuntu trusty

Change-Id: Ie1dfa87e60d9abcc35ba0dbbf354ab0f2ca5735e
diff --git a/debian/compat b/debian/compat
index f599e28..ec63514 100644
--- a/debian/compat
+++ b/debian/compat
@@ -1 +1 @@
-10
+9