Initial ES6 migration. module.js and datasource.js are migrated to ES6.

src/datasource-zabbix/module.js

@@ -0,0 +1,19 @@
+import {ZabbixAPIDatasource} from './datasource';
+import {ZabbixQueryCtrl} from './queryCtrl';
+
+class ZabbixConfigCtrl {}
+ZabbixConfigCtrl.templateUrl = 'partials/config.html';
+
+class ZabbixQueryOptionsCtrl {}
+ZabbixQueryOptionsCtrl.templateUrl = 'partials/query.options.html';
+
+class ZabbixAnnotationsQueryCtrl {}
+ZabbixAnnotationsQueryCtrl.templateUrl = 'partials/annotations.editor.html';
+
+export {
+  ZabbixAPIDatasource as Datasource,
+  ZabbixQueryCtrl as QueryCtrl,
+  ZabbixConfigCtrl as ConfigCtrl,
+  ZabbixQueryOptionsCtrl as QueryOptionsCtrl,
+  ZabbixAnnotationsQueryCtrl as AnnotationsQueryCtrl
+};