added app-info method to etapi #2697

src/etapi/app_info.js

@@ -0,0 +1,12 @@
+const appInfo = require('../services/app_info');
+const eu = require("./etapi_utils.js");
+
+function register(router) {
+    eu.route(router, 'get', '/etapi/app-info', (req, res, next) => {
+        res.status(200).json(appInfo);
+    });
+}
+
+module.exports = {
+    register
+};