New version 33.17-1
    
    - Update required ack in makebumpver script for rhel > 7 (rvykydal)
    - Close responses from session.get (vponcova)
    - Improve the documentation of the SetUpMountTask class (vponcova)
    - Raise an exception if the source's mount point is not unmounted (vponcova)
    - Change the default source to CDROM (vponcova)
    - Don't set up sources in the refresh method of the Source spoke (vponcova)
    - Make cppcheck ignore the G_DEFINE_TYPE macros (vslavik)
    - Fix issue that unified ISO from URL is not loaded (jkonecny)
    - Add split_protocol payload helper function (jkonecny)
    - Fix string based on translator comments (vslavik)