* lisp/mh-e/mh-utils.el (mh-sub-folders-parse): Support Mailutils style of "folders +/" output. * test/lisp/mh-e/mh-utils.el: Test "folders +/" with GNU Mailutils 3.13.91 and later.
* lisp/mh-e/mh-utils.el (mh-sub-folders-parse): Support Mailutils style of "folders +/" output. * test/lisp/mh-e/mh-utils.el: Test "folders +/" with GNU Mailutils 3.13.91 and later.