add PV storageclass

Change-Id: I58702cc02925ab7a5b492d04551274e96efeab74
diff --git a/.travis.yml b/.travis.yml
index bdf3c65..95434f9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -28,6 +28,7 @@
   - PLATFORM=trevorj/salty-whales:xenial SUITE=master_contrail4_0
   - PLATFORM=trevorj/salty-whales:trusty SUITE=pool_contrail4_0
   - PLATFORM=trevorj/salty-whales:xenial SUITE=pool_contrail4_0
+  - PLATFORM=trevorj/salty-whales:trusty SUITE=common_storageclass
 
 before_script:
   - set -o pipefail