Update zipCode.js

zipCode validator should default to a non-empty test instead of testing all unsupported countries against the US zipcode format.
initial german translation
Create it_IT.js
translation stage 1
translation stage 2
typo fix
stage 2, some typos fixed
typo fix
Add Simplified and Traditional language pack
finished translation (typos possibly included)
ip added
Change the order of getDynamicOption() params
Merge remote-tracking branch 'origin/master'
#316: isValidContainer() accepts CSS selector
Merge pull request #478 from tureki/master

Add Simplified and Traditional language pack
#478: Simplified and traditional Chinese package, thanks to @tureki
Merge pull request #474 from blackfyre/master

Hungarian language package
#474: Hungarian package, thanks to @blackfyre
Merge pull request #396 from logemann/master

German language package
#396: German language package, thanks to @logemann
date validator doesn't allow negative day/month/year