Adding Hungarian locale

Adding Hungarian locale (hu-HU) to supported languages
Fixing Provides line
Add hu-HU to the README
Merge branch 'feature-add-hu-locale'
Adding new datepicker
Improvement for FF
Augment hight of datepicker
Add a border-bottom
Add top arrow and corrected box shadow
Add font-weight bold to header
Put the time separator div between the inputs and change the type of the OK button to submit
Improved css
Add cross browser compatibility with box sizing
Added variables for heights and widths
Added padding for time
Moved vars into variable file and added
Changed months and years to be in tables instead of divs
Reduced css for fitting with tables
Updated README
Small tweaks