This adds a new option repoclosure_backend that changes what tool is
used for repoclosure.
Checking build dependencies is currently not supported, as `dnf` does
not have the corresponding option.
Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>
There are a lot of options that are not used by any code path in Pungi.
There is not reason to provide access to them.
Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>
The address is no longer correct. We can just as well simply point to
the web page describing the license.
Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>
