Deleting deprecated function and switch test to 2017.7

The patch deletes deprecated cmd.run function which actually
was defined in salt 2016 as alias for cmd.shell therefore this
change supports backward compatibility.

Change-Id: I47eae0b8ee45ca1a1a9b3e8e544c893614573fda
Related-PROD: 17056
diff --git a/.travis.yml b/.travis.yml
index f10a26c..cdba2b5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,6 +18,17 @@
 
 env:
 
+  - PLATFORM=trevorj/salty-whales:trusty-2017.7 SUITE=control-default
+  - PLATFORM=trevorj/salty-whales:trusty-2017.7 SUITE=master-default
+  - PLATFORM=trevorj/salty-whales:trusty-2017.7 SUITE=minion-default
+  - PLATFORM=trevorj/salty-whales:trusty-2017.7 SUITE=minion-multi-master-failover
+  - PLATFORM=trevorj/salty-whales:xenial-2017.7 SUITE=control-default
+  - PLATFORM=trevorj/salty-whales:xenial-2017.7 SUITE=master-default
+  - PLATFORM=trevorj/salty-whales:xenial-2017.7 SUITE=minion-default
+  - PLATFORM=trevorj/salty-whales:xenial-2017.7 SUITE=minion-multi-master-failover
+# TODO, once 18.04 LTS Bionic Beaver is released, rename trusty to bionic
+  - PLATFORM=trevorj/salty-whales:bionic-2017.7 SUITE=master-default
+  - PLATFORM=trevorj/salty-whales:bionic-2017.7 SUITE=minion-default
   - PLATFORM=trevorj/salty-whales:trusty SUITE=control-default
   - PLATFORM=trevorj/salty-whales:trusty SUITE=master-default
   - PLATFORM=trevorj/salty-whales:trusty SUITE=minion-default