added DateTime behavior + tests
added README.md for Filter namespace , refs #170
fixed headline
fixed headline in readme
added filter component to main README.md , refs #170
added ORM Behaviors to main README.md contributions index , refs #179
Merge pull request #179 from digitronac/feature/datetime-behavior

added DateTime behavior + tests
Merge pull request #180 from digitronac/feature/add-filter-readme

added readme for filter component