Remove port from db paths
remove Dockerfile - part of ruby implementation
Merge pull request #4 from WardCunningham/nrn/data-port

Remove port from db paths

This modest divergence from the ruby implementation was not exposed by the tests that the two implementations shared. Now, with the eventual migration of fed.wiki.org a possibility, it seems a good time to bring these conventions into alignment.
Merge pull request #5 from paul90/tidy

remove Dockerfile - part of ruby implementation