Adds yaml support in policy module

Adds timeout for creation of alarm in mon client in policy module

Signed-off-by: Benjamin Diaz <bdiaz@whitestack.com>
diff --git a/policy_module/requirements.txt b/policy_module/requirements.txt
index fbdc2a8..f92cee9 100644
--- a/policy_module/requirements.txt
+++ b/policy_module/requirements.txt
@@ -1,4 +1,5 @@
 kafka==1.3.*
 peewee==3.1.*
 jsonschema==2.6.*
-six
\ No newline at end of file
+six
+pyyaml
\ No newline at end of file