REST API upgrade

source/coordinator/controller/title.js

@@ -0,0 +1,12 @@
+const config = require('../config.json')
+const db_connection = require('../database/connection.js')
+
+module.exports.get_titles = async (req, res, next) => {
+    try {
+        const db = await db_connection.get_db()
+        var titles = await db.collection('title').find().skip(parseInt(req.query.start)).limit(parseInt(req.query.count)).toArray()
+        res.json(titles)
+    } catch (e) {
+        next(e)
+    }
+}