Fixed db bug

The DB was moved to a different file and was returning a reference of the DB. When uploading a new database the original variable containing the DB in the DB file was not updating. Added setters and getters.

server.js

@@ -41,7 +41,7 @@ app.set("view engine", "ejs");
 app.set("views", path.join(__dirname, app_conf.views_directory));
 const server = app.listen(app_conf.port, () => {
     logger.info("Starting Database Editor.");
-
+    db.connect();
     fs.rm(path.join(__dirname, app_conf.temp_directory, "/."), { recursive: true }, (error) => {
         if (error == null) {
             logger.info("Removed temp directory.");
@@ -73,7 +73,7 @@ function shutdown() {
     shutting_down = true;
     logger.info("Closing Database connection.");
     try {
-        db.close();
+        db.getDB().close();
     } catch (error) {
         logger.error(error.message);
     }