chore(deps): bump github.com/sirupsen/logrus from 1.4.2 to 1.8.3

Update dependencies

Add support for proxyImagePullSecrets

update oauth2-proxy url

Use latest whitesource docker image

fix: switch whitesouce to go modules

feat: update the go version in Dockerfile

fix: remove the kaniko build from pull request pipeline

fix: use the default GOPATH in the jenkins-x file

Do not update the dependencies when installing the golint

feat: migrate to go modules also update to latest dex client version

Fix use of k8s API to read secret Data field

Allow changing the certificate issuer 'Kind' to support ClusterIssuers.

chore: set the image version to 20.3.1

chore: Update README