add socket.io back, cleanup

Change-Id: I74e043268c23fb45371f1e397ca2931ca177afc3
diff --git a/jamiServerConfig.json b/jamiServerConfig.json
new file mode 100644
index 0000000..a980989
--- /dev/null
+++ b/jamiServerConfig.json
@@ -0,0 +1 @@
+{"users":{"admin":{"accounts":"*","password":"admin"}},"authMethods":[]}
\ No newline at end of file