Merge remote-tracking branch 'iilyak/2561-make-config-API-consistent'

This closes #1

COUCHDB-2561
diff --git a/rebar.config b/rebar.config
new file mode 100644
index 0000000..f68b4b5
--- /dev/null
+++ b/rebar.config
@@ -0,0 +1 @@
+{erl_first_files, ["src/couch_event_listener.erl"]}.