Update docs with the upgrade/install namespace behaviour.

docs/helm/helm_install.md

@@ -76,7 +76,7 @@ helm install [CHART]
       --keyring string         location of public keys used for verification (default "~/.gnupg/pubring.gpg")
   -n, --name string            release name. If unspecified, it will autogenerate one for you
       --name-template string   specify template used to name the release
-      --namespace string       namespace to install the release into
+      --namespace string       namespace to install the release into. Defaults to the current kube config namespace.
       --no-hooks               prevent hooks from running during install
       --replace                re-use the given name, even if that name is already used. This is unsafe in production
       --repo string            chart repository url where to locate the requested chart
@@ -106,4 +106,4 @@ helm install [CHART]
 ### SEE ALSO
 * [helm](helm.md)	 - The Helm package manager for Kubernetes.
 
-###### Auto generated by spf13/cobra on 23-Jun-2017
+###### Auto generated by spf13/cobra on 15-Aug-2017

docs/helm/helm_upgrade.md

@@ -44,7 +44,7 @@ helm upgrade [RELEASE] [CHART]
   -i, --install              if a release by this name doesn't already exist, run an install
       --key-file string      identify HTTPS client using this SSL key file
       --keyring string       path to the keyring that contains public signing keys (default "~/.gnupg/pubring.gpg")
-      --namespace string     namespace to install the release into (only used if --install is set) (default "default")
+      --namespace string     namespace to install the release into (only used if --install is set). Defaults to the current kube config namespace
       --no-hooks             disable pre/post upgrade hooks
       --recreate-pods        performs pods restart for the resource if applicable
       --repo string          chart repository url where to locate the requested chart
@@ -76,4 +76,4 @@ helm upgrade [RELEASE] [CHART]
 ### SEE ALSO
 * [helm](helm.md)	 - The Helm package manager for Kubernetes.
 
-###### Auto generated by spf13/cobra on 23-Jun-2017
+###### Auto generated by spf13/cobra on 15-Aug-2017