Added riemann config to Shinken

Change-Id: Ia5a2557da846ac48388b3d41e03fe74352385437

tools/docker/etc/shinken/modules/riemann.cfg

@@ -0,0 +1,11 @@
+## Module:      mod-riemann
+## Loaded by:   Broker
+# Export host and service performance data and events to Riemann.
+define module {
+    module_name     mod-riemann
+    module_type     riemann_perfdata
+    host            localhost
+    port            5555
+    #use_udp        1 ; default value is 0, 1 to use udp
+    #tick_limit     300 ; Default value 300
+}