add event listener for running image processing tasks, such as thumbnail generation (task #2486)
add event listener for running image processing tasks, such as thumbnail generation (task #2486)

QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp