Try to migrate settings to a better model

js/devel/settings.js

@@ -0,0 +1,16 @@
+/**
+ * Nextcloud - Phone Sync
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Loic Blot <loic.blot@unix-experience.fr>
+ * @copyright Loic Blot 2014-2017
+ */
+
+var SmsSettings = {
+	messageLimit: 100,
+	enableNotifications: true,
+	contactOrderBy: 'lastmsg',
+	reverseContactOrder: true
+};