0.3.7
Basic scaffolding of sftp wrapper
Setup logger, improve error handling and enable processing of multiple files
Merge pull request #7 from hajoeichler/sftp

Sftp
Use project credentials util to avoid passing clientId/Secret via command line. Refs #4.
Upgrade deps
Use correct logger configuration
Initialize credentials util. Refs #4.
Finally fix credentials util usage. Refs #4.
Update usage in README
Cleanup
Pass correct var. Fixes #9
Bump version.
0.3.8
Add generated code and runtime dependencies for elastic.io environment.