Implementation of a DKIM signer as filter.
Build the dkim signer filter.
KNF.
Merge pull request #2 from snimmagadda/signer_new

DKIM signer filter
Merge branch 'master' of ssh://github.com/OpenSMTPD/OpenSMTPD-extras
add missing mk/schedulers/scheduler-python/Makefile.am, reported by eric@
add support for qwalk in queue_python
typo
import table-sqlite
Merge branch 'master' into portable
import table-stub
import table-passwd
Merge branch 'master' into portable
sort entries
Merge branch 'master' into portable
Import a stripped down version of util.c. Adjust dkim signer following
the import of helper functions.
invalid check, socket returns -1 in case of failure

diff by Doug Hogan <doug@acyclic.org>
Merge branch 'master' of ssh://ssh.poolp.org/git/opensmtpd-extras
Merge pull request #3 from snimmagadda/util

Import a stripped down version of util.c.
fixing typo

its encrypt 1 not encrypt 3, stupid typos.