Helm: fix incorrect refences to old version of Helm.

This PS fixes some references to Helm v2.3.1, which has been
replaced by Helm v2.4.1 as the reference version.

Change-Id: I369f4846623932c2420fab2632ac1c0d8aad3cff

doc/source/install/all-in-one.rst

@@ -46,7 +46,7 @@ Download and install kubectl, the command line interface for running commands ag
 ::
 
         KUBE_VERSION=v1.6.5
-        HELM_VERSION=v2.3.1
+        HELM_VERSION=v2.4.1
         TMP_DIR=$(mktemp -d)
 
         curl -sSL https://storage.googleapis.com/kubernetes-release/release/${KUBE_VERSION}/bin/linux/amd64/kubectl -o ${TMP_DIR}/kubectl

doc/source/install/multinode.rst

@@ -32,7 +32,7 @@ comments, please create an `issue
        - `v1.6.5 <https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG.md#v165>`_
        - `Custom Controller for RDB tools <https://quay.io/repository/attcomdev/kube-controller-manager?tab=tags>`_
      * - **Helm**
-       - `v2.3.1 <https://github.com/kubernetes/helm/releases/tag/v2.3.1>`_
+       - `v2.4.1 <https://github.com/kubernetes/helm/releases/tag/v2.4.1>`_
        -
      * - **Calico**
        - `v2.1 <http://docs.projectcalico.org/v2.1/releases/>`_

tools/kubeadm-aio/Dockerfile

@@ -1,7 +1,7 @@
 FROM ubuntu:16.04
 MAINTAINER pete.birley@att.com
 
-ENV HELM_VERSION=v2.3.1 \
+ENV HELM_VERSION=v2.4.1 \
     KUBE_VERSION=v1.6.5 \
     CNI_VERSION=v0.5.2 \
     container="docker" \

tools/kubeadm-aio/README.rst

@@ -32,7 +32,7 @@ You should install the ``kubectl`` and ``helm`` binaries:
 .. code:: bash
 
     KUBE_VERSION=v1.6.5
-    HELM_VERSION=v2.3.1
+    HELM_VERSION=v2.4.1
 
     TMP_DIR=$(mktemp -d)
     curl -sSL https://storage.googleapis.com/kubernetes-release/release/${KUBE_VERSION}/bin/linux/amd64/kubectl -o ${TMP_DIR}/kubectl