[erp5_web_renderjs_ui] Handle errors while typing in a relation input
For instance, typing a backslash in a relation field does not crash the ui anymore.
/bug #20180123-D78557 https://nexedijs.erp5.net/#/bug_module/20180123-D78557
For instance, typing a backslash in a relation field does not crash the ui anymore.
/bug #20180123-D78557 https://nexedijs.erp5.net/#/bug_module/20180123-D78557