Add atomix and onosproject repos

Change-Id: Idb4ff60bf4f85c4f1c6447ed99cabb71ddc6904b
diff --git a/developer/roc.rst b/developer/roc.rst
index e2df644..a2fc67e 100644
--- a/developer/roc.rst
+++ b/developer/roc.rst
@@ -27,6 +27,11 @@
    # create necessary namespaces
    kubectl create namespace micro-onos
 
+   # add repos
+   helm repo add atomix https://charts.atomix.io
+   helm repo add onosproject https://charts.onosproject.org
+   helm repo update
+
    # install atomix
    export ATOMIX_CONTROLLER_VERSION=0.6.8
    helm -n kube-system install atomix-controller atomix/atomix-controller --version $ATOMIX_CONTROLLER_VERSION