Add an option "--checklist-allow-distinfo" to allow FreeBSD "distinfo" formatted files as checkfiles. This effectively ignores SIZE() and TIMESTAMP = like lines instead of throwing errors. This allows to use a package's distinfo file directoy as checkfile.

[metadata]
license_file = LICENSE.txt

[egg_info]
tag_build =
tag_date = 0
tag_svn_revision = 0

[bdist_wheel]
universal = 1

[sdist]
formats = gztar