bugfix: on some php/mongo version findAndModify only returns _id with 'new'=>true.
bugfix: on some php/mongo version findAndModify only returns _id with 'new'=>true.

daniel-sc/flow-php-server,giovyloca/flow-php-server,daniel-sc/flow-php-server,giovyloca/flow-php-server,flowjs/flow-php-server,flowjs/flow-php-server