__What's New:__
* Initial support for Kubernetes - this functionality is not yet available publicly on the Britive Platform - this is a
beta feature for internal use only
__Enhancements:__
* Add command `cache kubeconfig`
* Update command `cache clear` to delete the kube config file if it exists
* Add global config flag `auto-refresh-kube-config` set by `configure update global auto-refresh-kube-config true`
* Add checkout mode `k8s-exec` for use exclusively inside an `exec` command of a kube config file
* Add console helper script `pybritive-kube-exec` for use exclusively inside an `exec` command of a kube config file
* Add the `pybritive` package version into the `User-Agent` string used by the Britive Python SDK (`britive` package)
* For command `ls profiles -c` show the time remaining for the checkout
* Add new flag `-e/--extend` to command `checkout` which will extend the expiration time of a currently checked out
profile (only applicable to specific application types)
__Bug Fixes:__
* Clarified language in an error message when an authentication token has been invalidated on the server side and the
resulting action the user must take to clear the token
* Fix bug in `configure import` related to the default AWS checkout mode
__Dependencies:__
* `britive>=2.23.0`
__Other:__
* Documentation update to reflect that auto-login via browser will only work if the browser launched by `pybritive` is
the same as the browser where the user is already authenticated to Britive.