Filter out all META.* and *.ini files from %doc

META.json and DistZilla's dist.ini are pretty common these days and
we're not interested in them, so let's drop them.

Signed-off-by: Petr Šabata <contyk@redhat.com>
Merge pull request #7 from contyk/master

Filter out all META.* and *.ini files from %doc