* cmd/hockeypuck-mgo/main.go, debian/control, peer/peer.go:
  - Add SKS peering to main hockeypuck server process.
  - Fix peer configuration options.
  - Update packaging version.
* peer/peer.go:
  - Updated wrt recent changes in the conflux/recon Config struct.
* Makefile:
  - Symbolic link hack to work around launchpad build env.
Trying to work around lp build env issues.
* Makefile
  - Work around launchpad build env issues.
Only symlink the local project if we're not building Debian packages.
Symbolic link hack to work around launchpad build env issues.
* debian/control:
  - Add libleveldb-dev to source build package dependencies.
* cmd/hockeypuck-mgo/main.go, hkp_types.go, mgo/worker.go,
  peer/peer.go, recon.go, responses.go, worker.go:
  - Refactored recon peer, key status information from loading keys.
    Insert & remove recon ptree digests on key insert/update.