HAWQ-1687. Fix travis broken due to missing apr-1-config
diff --git a/.travis.yml b/.travis.yml
index 4413a51..a614e4c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -39,6 +39,7 @@
       python
       snappy
       apr
+      apr-util
   - brew reinstall
       protobuf
       protobuf-c