Bump version number to 2.3.0
Bugfix: prevent NullPointerException
Refactoring
Bugfix: check for disposal
Fix estimation of information loss for non-monotonic privacy problems
Bugfix: don't assume monotonicity of data utility for non-anonymous
transformations
Add unit tests for utility metrics
Code formatting
Enhancement: mark duplicates with negative shares
Merge pull request #2 from arx-deidentifier/master

Getting latest changes from upstream