allow to use nestTables option as createConnection parameter. Closes #399

Author: sidorares

lib/connection_config.js

@@ -40,6 +40,7 @@ function ConnectionConfig (options) {
   this.multipleStatements = options.multipleStatements || false;
   this.rowsAsArray = options.rowsAsArray || false;
   this.namedPlaceholders = options.namedPlaceholders || false;
+  this.nestTables = (options.nestTables === undefined) ? undefined : options.nestTables;
   this.typeCast = (options.typeCast === undefined)
     ? true
     : options.typeCast;