New version 31.16-1
    
    - Replace the XConfig execute() method by DBus Tasks (mkolman)
    - Fix list-screens script reference (gpchelkin)
    - Fix protecting of the live device (#1699387) (vponcova)
    - Adapt tests for new Live payload handler changes (jkonecny)
    - Add setters to LiveImage payload handler (jkonecny)
    - Rename Live payload handler to LiveImage (jkonecny)
    - Extend payload live handler with new properties (jkonecny)
    - Add read only properties to payload Live handler (jkonecny)
    - Add the apply-updates script (vponcova)
    - Add payload live handler tests (jkonecny)
    - Update payload DNF handler tests (jkonecny)
    - Create a new payload handler mixin class for tests (jkonecny)
    - Improve the documentation of inst.stage2.all and inst.ks.all (vponcova)
    - Add DBus support for teardown tasks (vponcova)
    - Tear down images with teardown_disk_images (vponcova)
    - Move get_anaconda_version_string to util (vponcova)
    - Support multiple payload handlers (jkonecny)
    - Add kickstart processing to payload live handler (jkonecny)
    - Create Live payload handler module (jkonecny)
    - Deprecate the method changed (vponcova)
    - Calculate free space for the physical root in dir installations (vponcova)
    - Use the actual sysroot to pick up a mount point for downloading (vponcova)
    - Use the physical root for mounting existing systems (vponcova)
    - Change the path to the system root (vponcova)
    - Read files in /etc/anaconda/conf.d on demand (vponcova)