Tests for salt 2016.3 excluded from kitchen.

Change-Id: I44d97bcbd8bf4425789f2346eca8afc0f96ecb21
diff --git a/.travis.yml b/.travis.yml
index 7ed9861..b207b92 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,9 +20,6 @@
   - bundle install
 
 env:
-    - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2016.3 SUITE=ssl
-    - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2016.3 SUITE=control-single
-    - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2016.3 SUITE=control-cluster
     - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2017.7 SUITE=ssl
     - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2017.7 SUITE=control-single
     - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2017.7 SUITE=control-cluster