Fix doc regarding git.io short URLs.

GitHub only allows git.io to point to content hosted under github.com, therefore it was not possible to have the short URLs point to Weave Cloud's Launch Generator.

site/kube-addon.md

@@ -55,20 +55,17 @@ Shut down Kubernetes, and _on all nodes_ perform the following:
 Then relaunch Kubernetes and install the addon as described
 above.
 
-**Note:** The URLs:
+**Note:** We also maintain the URLs:
 
 - [https://git.io/weave-kube](https://git.io/weave-kube), and
 - [https://git.io/weave-kube-1.6](https://git.io/weave-kube-1.6)
 
-point to:
-
-- [https://cloud.weave.works/k8s/v1.5/net](https://cloud.weave.works/k8s/v1.5/net), and
-- [https://cloud.weave.works/k8s/v1.6/net](https://cloud.weave.works/k8s/v1.6/net).
-
-In the past, these URLs pointed to the static YAML files for the [latest release](https://github.com/weaveworks/weave/releases/tag/latest_release) of the Weave Net addon, respectively:
+which point to the static YAML files for the [latest release](https://github.com/weaveworks/weave/releases/tag/latest_release) of the Weave Net addon, respectively:
 
 - [`latest_release/weave-daemonset.yaml`](https://github.com/weaveworks/weave/releases/download/latest_release/weave-daemonset.yaml) and
-- [`latest_release/weave-daemonset-k8s-1.6.yaml`](https://github.com/weaveworks/weave/releases/download/latest_release/weave-daemonset-k8s-1.6.yaml).
+- [`latest_release/weave-daemonset-k8s-1.6.yaml`](https://github.com/weaveworks/weave/releases/download/latest_release/weave-daemonset-k8s-1.6.yaml),
+
+and can be used with `kubectl apply -f` as well.
 
 ## <a name="kube-1.6-upgrade"></a> Upgrading Kubernetes to version 1.6