v47

* ensure files in the ISO's rock ridge file system are owned by root
* change run_archiso to also support booting as hard disk
* add joliet file system to ISO
* revise the output info output of mkarchiso
* deprecate build.sh scripts and mkarchiso commands in favor of profiles
* create profiledef.sh per profile, providing a way to choose boot modes to support
* change mkarchiso to provide profile directories as parameters
* update documentation
* various fixes and cleanup
This tag has no release notes.