Fix example config

examples/irccat.json

@@ -8,9 +8,9 @@
     "tls_key": "",
     "tls_cert": "",
     "listeners": {
-      "grafana": "#channel"
+      "grafana": "#channel",
       "github-releases": {
-	    "irccat": "#irccat-dev"
+	    "irccat": "#irccat-dev",
 	    "go": "#go-nuts"
 	  }
     }