master
### 0.1.6 (2014-12-16) * bugfix for CNP validation ### 0.1.4 (2013-04-29) * bugfix ### 0.1.3 (2013-04-28) * refactoring * added code climate badge ### 0.1.2 (2013-04-15) * can pass custom validation message * tested on ruby 2.0