Deleting deprecated function and test with 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: I5153c5d78f014b88119792b73b7cb252e8d227f5
diff --git a/.kitchen.yml b/.kitchen.yml
index e5902e0..1dbdb3c 100644
--- a/.kitchen.yml
+++ b/.kitchen.yml
@@ -8,7 +8,7 @@
   name: salt_solo
   salt_install: bootstrap
   salt_bootstrap_url: https://bootstrap.saltstack.com
-  salt_version: latest
+  salt_version: <%=ENV['SALT_VERSION'] || 'latest'%>
   require_chef: false
   log_level: error
   formula: horizon
@@ -33,7 +33,7 @@
     driver_config:
       image: <%=ENV['PLATFORM'] || 'trevorj/salty-whales:xenial'%>
       platform: ubuntu
-      
+
 #  - name: centos-7.1
 
 suites: