Release 0.9
* hkp_types.go, instroot/var/lib/hockeypuck/www/templates/header.tmpl,
  mgo/client.go, mgo/pks.go, mgo/worker.go, pks.go, responses.go,
  server.go, status_types.go, templates.go, worker.go:
  - Change op=status to op=stats. Make distinction between "status" and "stats"
    elsewhere in the codebase while we're at it.
  server.go, status_types.go, templates.go, worker.go,
  instroot/var/lib/hockeypuck/www/templates/pks/status.tmpl =>
  instroot/var/lib/hockeypuck/www/templates/pks/stats.tmpl:
Bump changelog version
* responses.go, server.go:
  - Default op=stats HTTP port to 11371, improve Host: parsing.
  - Respond with JSON for mr option if op=stats.
Packaging script detects release build, doesn't add tilde bzr crap.
Release 0.9.
Differentiate distros on release.
Bump changelog version for release.
Use revno in package version
Update bzr changelog version replacement. 0 prefix will lose to a micro .1
Remove windows. No signals. Too bad.