small updates to on-premise

Author: alex-litvak

mq/3/on-premise/index.md

@@ -9,6 +9,8 @@ offered IronMQ in two hosting configurations (multi-tenant or dedicated).
 Our new on-premise product is the first to allow you to run our software in your
 own dedicated cloud.
 
+Please note: You need to contact support@iron.io to enable access to IronMQ docker images
+
 # Overview
 
 IronMQ On Premise features a new, robust distributed database to power queues

mq/3/on-premise/installation/ha.md

@@ -8,6 +8,8 @@ This guide will show you how to add nodes to a single IronMQ to create a
 3 node high availability (HA) cluster, and installing HUD-e to manage
 and introspect your queues with a web UI.
 
+Please note: You need to contact support@iron.io to enable access to IronMQ docker images
+
 ## Prerequisites
 
 These instructions assume that you've already set up a single IronMQ node.

mq/3/on-premise/installation/index.md

@@ -9,6 +9,8 @@ configuration. Installation will require some knowledge of deployment and system
 administration. If you don't have these skills, please schedule a consultation with our
 team.
 
+Please note: You need to contact support@iron.io to enable access to IronMQ docker images
+
 This guide is split into two parts:
 
 1. [Setting up a full-featured single node](/mq/3/on-premise/installation/single.html) - good for small staging environments

mq/3/on-premise/installation/single.md

@@ -7,6 +7,8 @@ section: mq-on-premise
 This guide will show you how to install and configure a single, full featured
 IronMQ node. This is the first step to install your IronMA HA cluster.
 
+Please note: You need to contact support@iron.io to enable access to IronMQ docker images
+
 # 1. Pull Docker images
 
 IronMQ HA requires 2 major components running at all times. We provide docker images

mq/3/on-premise/system_requirements.md

@@ -9,6 +9,8 @@ performance gains over older alternatives. This page details the minimum
 system requirements that your cloud will need to ensure that IronMQ runs
 efficiently.
 
+Please note: You need to contact support@iron.io to enable access to IronMQ docker images
+
 # Software requirements
 
 We distribute IronMQ in [Docker](https://docker.com) containers, so your operating