qmd: simplified case, results storage
qmd: handle hex zero connectly in case stmt
qmd: allow non-deliverable when conn.relaying
qmd: added reject option
qmd: added domain routing feature

each domain can have it's own section with host and port
qmd: updated docs with per-domain routing info
qmd: added some tests
qmd: per-domain s/Routing/Configuration
Merge pull request #502 from msimerson/qmd

Qmail Deliverable - add per-domain configuration and store results in connection.results