Fix typo in remove

Author: ilgiz-badamshin

index.js

@@ -786,7 +786,7 @@ var Base = Class.extend({
    * @return Promise(runSql)
    */
   remove: function (table, ids, callback) {
-    var sql = 'DELETE FROM ' + this._escapeDDL + table + +this._escapeDDL;
+    var sql = 'DELETE FROM ' + this._escapeDDL + table + this._escapeDDL;
     var searchClause = '';
 
     return this.runSql(sql + this.buildWhereClause(ids)).nodeify(callback);