Update .travis.yml

.travis.yml

@@ -6,6 +6,14 @@ python:
 env:
     # Set a dummy secret key
     - DJANGO_SECRET_KEY=0
+    - OPENNEBULA_USERNAME='test'
+    - OPENNEBULA_PASSWORD='test'
+    - OPENNEBULA_PROTOCOL='http'
+    - OPENNEBULA_DOMAIN='test_domain'
+    - OPENNEBULA_PORT='2633'
+    - OPENNEBULA_ENDPOINT='/RPC2'
+    - DCL_TEXT='Data Center Light'
+    - CELERY_MAX_RETRIES=0
 # install dependencies
 install: "pip install -r requirements.txt"
 script: