Add Salt 2018.3 tests

Change-Id: I0681650152a1ddd0913a47b704e63f711c81ae1d
diff --git a/.kitchen.yml b/.kitchen.yml
index 2c481f8..ac702d1 100644
--- a/.kitchen.yml
+++ b/.kitchen.yml
@@ -31,7 +31,7 @@
 platforms:
   - name: <%=ENV['PLATFORM'] ||  'saltstack-ubuntu-xenial-salt-stable' %>
     driver_config:
-      image: <%=ENV['PLATFORM'] || 'epcim/salt-formulas:saltstack-ubuntu-xenial-salt-stable'%>
+      image: <%=ENV['PLATFORM'] || 'epcim/salt:saltstack-ubuntu-xenial-salt-stable'%>
       platform: ubuntu
 
 suites:
diff --git a/.travis.yml b/.travis.yml
index 1c79205..224bbe1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,12 +20,16 @@
   - bundle install
 
 env:
-  - PLATFORM=epcim/salt-formulas:saltstack-ubuntu-xenial-salt-2016.3 SUITE=rabbitmq-server
-#  - PLATFORM=epcim/salt-formulas:saltstack-ubuntu-xenial-salt-2016.3 SUITE=rabbitmq-ssl-server
-  - PLATFORM=epcim/salt-formulas:saltstack-ubuntu-xenial-salt-2017.7 SUITE=rabbitmq-server
-#  - PLATFORM=epcim/salt-formulas:saltstack-ubuntu-xenial-salt-2017.7 SUITE=rabbitmq-ssl-server
-  # - PLATFORM=epcim/salt-formulas:saltstack-ubuntu-bionic-salt-2017.7 SUITE=rabbitmq-server
-  # - PLATFORM=epcim/salt-formulas:saltstack-ubuntu-bionic-salt-2017.7 SUITE=rabbitmq-ssl-server
+  - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2016.3 SUITE=rabbitmq-server
+#  - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2016.3 SUITE=rabbitmq-ssl-server
+  - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2017.7 SUITE=rabbitmq-server
+#  - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2017.7 SUITE=rabbitmq-ssl-server
+  - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2018.3 SUITE=rabbitmq-server
+#  - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2018.3 SUITE=rabbitmq-ssl-server
+  # - PLATFORM=epcim/salt:saltstack-ubuntu-bionic-salt-2017.7 SUITE=rabbitmq-server
+  # - PLATFORM=epcim/salt:saltstack-ubuntu-bionic-salt-2017.7 SUITE=rabbitmq-ssl-server
+  # - PLATFORM=epcim/salt:saltstack-ubuntu-bionic-salt-2018.3 SUITE=rabbitmq-server
+  # - PLATFORM=epcim/salt:saltstack-ubuntu-bionic-salt-2018.3 SUITE=rabbitmq-ssl-server
 
 before_script:
   - set -o pipefail