- Remove commands that were not required.
- export-my-pubkey
- set-shards
- set-replicas
- add-replicas
- remove-replicas
- Update bigchaindb --help, usage description
- Re-enable tests
- Update docker-compose.travis.yml and Dockerfile for travis
because some env variables are not needed
* Replace double quotes with single quotes (flake8)
* Test event subscriber to tendermint via ws
* Problem: Tendermint is not part of stack for CI
Solution: Add Tendermint to stack for CI. For simplicity's sake
docker-compose is being used.