Ignore debian.series
check if tmpdir creation succeeded, exit otherwise (bnc#796918)
use patch from bnc#796918 for fix to 20-files..
also allow %undefine
allow #patches as comment
allow PKGBUILD build description file for archlinux
check gpg signatures during source validation
removed the incorrect basename checking, also do not look for .gpg files as we currently use either .sig or .asc
Cleanup keyring check

- Avoid useless warning when no keyring exists
- Fix indenting
- Don't play with glob opts, breaks further checks
- Be quiet
Merge pull request #4 from dirkmueller/keyring_check

seems noone cares, so merging myself