Major change - The rendering now runs in dedicated process by default. This is rather slower but more reliable in corporate environments with proxy enabled. You can find here how to configure jsreport to reuse worker processes and increase the performance
https://github.com/jsreport/jsreport/blob/master/config.md
This release also enabled licensing extension which gives warning for missing license when using more then 5 templates, see pricing for enterprises here http://jsreport.net/buy