Merge pull request #1 from srautiai/master

Initial commit
Delete README.txt
Update README.md
Update README.md
Clean and fix comments, no logical changes
Additional data file upload support
Bump version from 0.1.2 to 0.1.3
Add CHANGELOG
Add missing parameter to help
Merge pull request #2 from spedepekka/data-zip

Additional data file upload support and some comment fixing
Update README.md
Merged