added empty config.json
create config.json file, for example salesforce plugin is expecting this file and is failing without it
Change-Id: Ie68cc217b0013251d6e63bd8d768e69f3b7dff99
diff --git a/sensu/server.sls b/sensu/server.sls
index 9162950..7d0207c 100644
--- a/sensu/server.sls
+++ b/sensu/server.sls
@@ -17,6 +17,11 @@
- require:
- pkg: sensu_server_packages
+/etc/sensu/config.json:
+ file.managed:
+ - contents: "{}"
+ - replace: false
+
{%- if server.mine_checks %}
{%- for node_name, node_grains in salt['mine.get']('*', 'grains.items').iteritems() %}