0.0.98

Overview of changes

• Add nss-mdns to the fedora-toolbox images
• Correctly check validity of container name
• Don't leak all the os-release fields into the shell
• Don't rely on XDG_RUNTIME_DIR when running as root
• Give access to Avahi to resolve the .local mDNS domain
• Make coredumpctl(1) 'dump' and 'debug' work inside toolbox containers
• Make options --image and --release for 'create' mutually exclusive
• Notify the terminal about the real UID of 'toolbox enter'
• Remove periods at the end of flag descriptions
• Set XDG_RUNTIME_DIR when creating the toolbox container
• Unbreak 'enter' on hosts without a /etc/localtime
• Unbreak the system tests on Fedora 33
• Use the host's user namespace when running as root