enhanced reset for contiv

roles/reset/tasks/main.yml

@@ -1,5 +1,12 @@
 ---
 
+- name: reset | include file with pre-reset tasks specific to the network_plugin if exists
+  include_tasks: "{{ (role_path + '/../network_plugin/' + kube_network_plugin + '/tasks/pre-reset.yml') | realpath  }}"
+  when:
+    - kube_network_plugin in ['contiv']
+  tags:
+    - network
+
 - name: reset | stop services
   service:
     name: "{{ item }}"