docs: call out kele-get's support for custom resources

docs/how-tos/usage.md

@@ -22,6 +22,10 @@ candidates for:
 - The namespace (if the resource kind is namespaced), and finally;
 - The name of the resource itself.
 
+!!! tip ""
+
+    `kele-get` supports [custom resources] too!
+
 ??? example "Demo"
 
     ![](./img/kele-get.gif)
@@ -100,3 +104,4 @@ M-x kele-namespace-switch-for-current-context
 ```
 
 [Embark]: https://github.com/oantolin/embark
+[custom resources]: https://kubernetes.io/docs/concepts/extend-kubernetes/api-extension/custom-resources/

docs/references/changelog.md

@@ -11,10 +11,16 @@ versioning][semver].
 
 ## Upcoming
 
-This release introduces `kele-get` -- `kubectl get`, the Emacs way :rocket:. See
-[How-Tos > Usage > Working with
+This release introduces `kele-get` -- `kubectl get`, the Emacs way
+:rocket:. With `kele-get` you can interactively specify the kind and name of the
+resource that you'd like to `get` and display its manifest in a separate
+buffer. What's more, it supports custom resources right out the gate -- a
+[long-standing functionality gap in `kubernetes-el`][k8s-el-69].
+
+See [How-Tos > Usage > Working with
 Resources](../how-tos/usage.md#working-with-resources) for details and a demo
-GIF.
+GIF. It's very much an MVP so there are some rough edges. Please open an [issue]
+for any peculiar behavior that you notice.
 
 ### Added
 
@@ -84,3 +90,5 @@ future enhancements.
 
 [1]: https://github.com/ahmetb/kubectx
 [progress report]: https://www.gnu.org/software/emacs/manual/html_node/elisp/Progress.html
+[k8s-el-69]: https://github.com/kubernetes-el/kubernetes-el/issues/69
+[issue]: https://github.com/kubernetes-el/kubernetes-el/issues