Rewrite to Python

[bripkens]

This PR is changing everything about dock. The main idea is to use Python instead of bash as the language of choice. There are a few reasons for this language change. The most important one is that I am lacking bash skills and that I could do much more in Python.

TODOs:

• [x] Rewrite library code to Python
• [ ] Rewrite all formulas to Python
  • [ ] Rewrite activemq formula
  • [ ] Rewrite apacheds formula
  • [x] Rewrite artifactory formula
  • [ ] Rewrite cachet formula
  • [x] Rewrite cassandra formula
  • [x] Rewrite cassandra-cqlsh formula
  • [x] Rewrite consul formula
  • [x] Rewrite couchdb formula
  • [x] Rewrite couchdb-ssl formula
  • [x] Rewrite docker-gc formula
  • [x] Rewrite elasticsearch formula
  • [x] Rewrite jenkins formula
  • [x] Rewrite kafka formula
  • [x] Rewrite kafka-cli formula
  • [x] Rewrite memcached formula
  • [x] Rewrite mongodb formula
  • [x] Rewrite mongo-express formula
  • [x] Rewrite mysql formula
  • [x] Rewrite mysql-cli formula
  • [x] Rewrite neo4j formula
  • [x] Rewrite nexus formula
  • [x] Rewrite node formula
  • [x] Rewrite orientdb formula
  • [x] Rewrite php5-apache formula
  • [x] Rewrite php5-fpm formula
  • [x] Rewrite php7-apache formula
  • [x] Rewrite php7-fpm formula
  • [x] Rewrite postgres formula
  • [x] Rewrite postgres-cli formula
  • [x] Rewrite rabbitmq formula
  • [x] Rewrite redis formula
  • [x] Rewrite redis-cli formula
  • [x] Rewrite rethinkdb formula
  • [x] Rewrite sonar formula
  • [x] Rewrite ubuntu formula
  • [ ] Rewrite wordpress formula
  • [x] Rewrite zookeeper formula
• [x] Change the CLI to only allow a single formula to be started. Forward the remaining arguments as run arguments to the formula files.
• [ ] Add tests for CLI
• [ ] Add tests for Docker abstraction
• [ ] Enable Travis
• [ ] Release to PyPi
• [ ] Document the release process
• [ ] Let early adopters and friends test the new version
• [ ] Set the develop branch as the main branch
• [ ] Deprecate brew based install and provide an upgrade guide
  • [ ] Include upgrade hints in all formulas and release them
  • [ ] Include upgrade hints in the main bash script and release it
• [ ] Once develop has been the master branch for two months and migration guide is available to brew users: Merge this PR and set the master branch as the default branch.