allow empty title or description
make executable jar with Main class; used jcommander for option parsing
executable jar with all dependencies; implemented command line train and validate classifier commands
Improved logs during validation phase
reorganized packages
productSerializer utils
labeling command
changed default source directories for training and test
Create README.md
Update README.md
Update README.md
Update README.md
Update README.md
example how to use the API
Update README.md
Update README.md
Update README.md
Update README.md
parameters updated