Removed dynamic-admission-controllers addon

- Resolving Issue #169
- other minor readme updates

add-ons/istio/README.adoc

@@ -24,20 +24,20 @@ $ minishift profile set servicemesh <1>
 $ minishift config set memory 8GB <2>
 $ minishift config set cpus 4 <3>
 $ minishift config set image-caching true <4>
-$ minishift config set openshift-version v3.1.0 <5>
-$ minishift addon enable admin-user
-$ minishift addon enable anyuid
-$ minishift addon enable dynamic-admission-controllers #optional <6>
-$ minishift start servicemesh<7>
+$ minishift config set openshift-version v3.10.0 <5>
+$ minishift addon enable admin-user <6>
+$ minishift addon enable anyuid <7>
+$ minishift start <8>
 ----
 
 <1> Create a new Minishift profile named **servicemesh**
 <2> Use 8GB of memory for Istio and apps that you might deploy later
 <3> 4 CPUs results in a maximum of 30 pods, since Istio deploys approximately 9 pods at minimum
 <4> Caches the downloaded container images for future use
 <5> Pinning OpenShift version to v3.10.0, so that upgrade of minishift does not recreate the OpenShift cluster
-<6> Enable the Minishift `dynamic-admission-controllers` add-on if you want to use auto injection of side-car container.
-<7> Since we have set the profile to be **servicemesh**, this command starts Minishift with profile **servicemesh**
+<6> Creates a new user called **admin** with **cluster-admin** role
+<7> Allows containers within OpenShift to be run with any user id 
+<8> Since we have set the profile to be **servicemesh**, this command starts Minishift with profile **servicemesh**
 
 == Install add-on
 
@@ -46,7 +46,6 @@ Run the following command to install `istio` add-on:
 [source,bash]
 ----
 $ git clone https://github.com/minishift/minishift-addons
-$ minishift addon install ./minishift-addons/add-ons/dynamic-admission-controllers #optional
 $ minishift addon install ./minishift-addons/add-ons/istio
 ----
 
@@ -56,10 +55,11 @@ Run the following command to apply `istio` add-on:
 
 [source,bash]
 ----
-$ minishift addon apply dynamic-admission-controllers #optional
-$ minishift addon apply istio <1>
+$ minishift addon enable istio <1>
+$ minishift addon apply istio <2>
 ----
-<1> The command will take few minutes, you can watch the status with command `oc -n istio-system get pods -w --as system:admin`, you can terminate watch with kbd:[CTRL + C]
+<1> Enabling the **istio** addon allows the addon to be automatically applied during profile recreation i.e. minishift delete && minishift start 
+<2> The command will take few minutes, you can watch the status with command `oc -n istio-system get pods -w --as system:admin`, you can terminate watch with kbd:[CTRL + C]
 
 == Undeploy Istio