New upstream version 6.0.0

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NEWS

docs/manpages/virsh.rst

docs/news.xml

include/libvirt/libvirt-domain.h

libvirt.spec

libvirt.spec.in

scripts/apibuild.py

src/conf/backup_conf.c

src/conf/domain_conf.c

src/conf/domain_conf.h

src/conf/snapshot_conf.c

src/qemu/qemu_capabilities.c

src/qemu/qemu_domain.c

src/qemu/qemu_driver.c

src/util/vircgroupv2devices.c

src/util/virerror.c

src/util/virstoragefile.c

tests/domaincapsdata/qemu_2.10.0.s390x.xml

tests/domaincapsdata/qemu_2.11.0.s390x.xml