added semver maker and two chaos experiments

Signed-off-by: rajdas <mail.rajdas@gmail.com>

charts/openebs/network/experiments/openebs_nd.basetemplate.yaml

@@ -0,0 +1,55 @@
+apiVersion: litmuschaos.io/v1alpha1
+description:
+  message: |
+    Network delay between Pod and PVC belonging to a deployment/statefulset/daemonset
+kind: ChaosExperiment
+metadata:
+  labels:
+    litmuschaos.io/name: kubernetes
+  name: pod-network-delay
+  namespace: litmus
+  version: {{ VERSION }}
+
+spec:
+  definition:
+    args:
+    - -c
+    - ansible-playbook ./experiments/chaos/openebs_target_network_delay/test.yml -i /etc/ansible/hosts -i /etc/ansible/hosts
+      -vv; exit 0
+    command:
+    - /bin/bash
+    env:
+    - name: ANSIBLE_STDOUT_CALLBACK
+      value: "default"
+
+    - name: OPERATOR_NAMESPACE
+      value: "openebs"
+
+    - name: APP_NAMESPACE
+      value: "default" # NS of deployed app (Mandatory)
+
+    - name: APP_LABEL
+      value: "" # deployed app label (Mandatory)
+
+    - name: APP_PVC
+      value: "" # PVC name (Mandatory)
+
+    - name: NETWORK_DELAY
+      value: "240000" # in milliseconds (Mandatory)
+
+    - name: CHAOS_DURATION
+      value: "240" # in seconds (Mandatory)
+
+    - name: LIVENESS_APP_LABEL
+      value: "" # (Optional) If Liveness probe enable, mention the app_label else skip
+
+    - name: LIVENESS_APP_NAMESPACE
+      value: "" # (Optional) If Liveness probe enable, mention the app_label else skip
+
+    - name: DATA_PERSISTENCY
+      value: "enable"
+
+    image: "" # (Optional)
+    labels:
+      name: pod-network-delay
+    litmusbook: /experiments/chaos/openebs_target_network_delay/run_litmus_test.yml