* kubefed init creates a service account for federation controller manager in the federation-system namespace and binds that service account to the federation-system:federation-controller-manager role that has read and list access on secrets in the federation-system namespace.  ([#40392](https://github.com/kubernetes/kubernetes/pull/40392), [@madhusudancs](https://...

* Add selfsubjectrulesreview API for allowing users to query which permissions they have in a given namespace. ([#48051](https://github.com/kubernetes/kubernetes/pull/48051), [@xilabao](https://github.com/xilabao))
* Kubelet re-binds /var/lib/kubelet directory with rshared mount propagation during startup if it is not shared yet. ([#45724](https://github.com/kubernetes/kubernetes/pull/45724), [@jsafrane](https://github.com/jsafrane))

            `num_tokens`.
        *   `Discretization` added `num_bins` argument for learning bins
            boundaries through calling `adapt` on a dataset. Renamed `bins`
            argument to `bin_boundaries` for specifying bins without `adapt`.
    *   Improvements to model saving/loading:
        *   `model.load_weights` now accepts paths to saved models.

* Add selfsubjectrulesreview API for allowing users to query which permissions they have in a given namespace. ([#48051](https://github.com/kubernetes/kubernetes/pull/48051), [@xilabao](https://github.com/xilabao))
* Kubelet re-binds /var/lib/kubelet directory with rshared mount propagation during startup if it is not shared yet. ([#45724](https://github.com/kubernetes/kubernetes/pull/45724), [@jsafrane](https://github.com/jsafrane))