estelsmith/dcp-validator — pull request #6 by Myzaree (2013-12-03 23:51:39+00:00)
Title: [bugfix] #2 #3 - Fixed Constraints::notBlank() and Constraints::isBlank()

- Updated Constraints::notBlank() to properly validate against 0, '0', and null.
- Updated Constraints::isBlank() to properly validate against '' and null.