remove idempotence test

Author: chris-rock

.travis.yml

@@ -10,9 +10,4 @@ install:
   - echo -e '[defaults]\nroles_path = ./roles\nhostfile = ./spec/inventory' > ansible.cfg
 script:
   - ansible-playbook --syntax-check spec/travis.yml
-  - ansible-playbook --sudo -v --diff spec/travis.yml
-  - >
-    ansible-playbook --sudo spec/travis.yml
-    | grep -q 'changed=0.*failed=0'
-    && (echo 'Idempotence test: pass' && exit 0)
-    || (echo 'Idempotence test: fail' && exit 1)
+  - ansible-playbook --sudo -v --diff spec/travis.yml