- updated README
added onorbeforedate, onorafterdate and all the associated tests. / update the minified version of extend in dist/
updated documentation for the 2 new validators.
Merge pull request #492 from tommytcchan/master

added onorbeforedate, onorafterdate validators
Update parsley.js

small grammar fix
Merge pull request #500 from nike-17/patch-2

Update parsley.js
- added notice for Parsley2
Merge branch 'master' into gh-pages