Create travis ci for upgrade-manager

[pzou1974]

Is this a BUG REPORT or FEATURE REQUEST?:
enhancement
What happened:

What you expected to happen:

How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:

Environment:

• rolling-upgrade-controller version
• Kubernetes version :

$ kubectl version -o yaml

Other debugging information (if applicable):

• RollingUpgrade status:

$ kubectl describe rollingupgrade <rollingupgrade-name>

• controller logs:

$ kubectl logs <rolling-upgrade-controller pod>

[pzou1974]

#2
close as dupl