Update Vagrantfile

Now runs Panoptes in docker, mounting the local source tree into the
latest image.
Merge pull request #192 from astopy/master

Update Vagrantfile
Add logstasher to produce Logstash-compatible logs.
Move logstasher from development to staging.
Merge pull request #193 from astopy/master

Add logstasher to produce Logstash-compatible logs.
Expose port 80 in Dockerfile.

Status check needs it to figure out what to monitor.
Merge pull request #194 from astopy/master

Expose port 80 in Dockerfile.