fix(backup): new backup file name and ignore config

.gitignore

@@ -22,9 +22,8 @@ coverage/
 public/dist/
 uploads
 attach
-backup
 modules/users/client/img/profile/uploads
-modules/users/client/backup
+modules/backup/client/backup
 modules/torrents/client/uploads
 modules/forums/client/attach
 config/env/local.js

config/lib/cron-job.js

@@ -96,7 +96,7 @@ function cronJobBackupMongoDB() {
         options: config.db.options || {},
         root: backupConfig.dir,
         parser: 'json',
-        tar: appConfig.name + '-backup-' + moment().format('YYYYMMDD-HHmmss') + '.tar'
+        tar: appConfig.name + '-backup-mongodb-' + moment().format('YYYYMMDD-HHmmss') + '.tar'
       });
     },
     onComplete: function () {