CORD-898: Initial integration for alarms support

- Introduced an AlarmEvent type
- Provided the necessary API to propagate the alarms

Change-Id: I285cab38cd8896508a820c8aea592819e0242ed5
diff --git a/requirements.txt b/requirements.txt
index 054d32e..62f79fd 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,6 +34,7 @@
 scapy>=2.3.2
 service-identity
 simplejson>=3.8.1
+jsonschema>=2.6.0
 six>=1.10.0
 structlog>=16.1.0
 termcolor>=1.1.0