akhileshbhople

Update default user to travis, ssh-key issue fix

8

## What is the problem that this PR is trying to fix? The base images created using old cloud.cfg were not able to get new ssh keys provided during instance...

[Operator] [Power] : Unable to deploy created operator docker image on Openshift for Power

10

I have made necessary changes to the dockerfile for operator to work with power(ppc64le) architecture. However, while deploying the operator using the steps mentioned here (https://github.com/banzaicloud/bank-vaults/tree/master/docs/operator#k8s-deployment) the pods show following...