Added Dutch translation of messages
Norwegian translation
Merge pull request #23 from joostvanderborg/master

Adds a Dutch translation to messages
Merge pull request #25 from tompi/master

Norwegian translation
Create messages.is.js
Icelandic translation.
Merge pull request #27 from saevarom/master

Icelandic translation file.
German translation
- updated doc. Added onFieldSuccess listener. Refs #17
Merge pull request #28 from p0wl/master

German Translation
- changed behavior with keyup when a field is validated. Now, once a field has a validation class, every keyup is triggered to update class asap. Refs #7
Merge branch 'master' of https://github.com/guillaumepotier/Parsley.js into greaterthan-lessthan
Adding documentation for parsley.extend greaterthan and lessthan