Added demo webhook poster

demo/post_webhook.py

@@ -0,0 +1,21 @@
+import json
+import requests
+import time
+
+address = "localhost/foo"
+
+while True:
+    t = random.uniform(100, 10000)
+    body = {'VM Create time': '{}'.format(t),
+            'units': 'ms'}
+    headers = {'content-type': 'application/json'}
+
+    try:
+        requests.post(url=address,
+                      data=json.dumps(body),
+                      headers=headers,
+                      timeout="10")
+    except Exception:
+        print("unable to post")
+
+    time.sleep(random.randint(5, 20))