Merge pull request #1636 from pjackson28/v3.0

Reversed order of plugin and polyfill loading to better deal with nested plugin and polyfill calls
[datepicker] Move calendar after input field

This should ensure the calendar appears at the correct location regardless
of surounding markup.
Merge pull request #1647 from berubs/issue1627-2

[datepicker] Move calendar after input field
Merge pull request #1652 from pjackson28/v3.0

Fixed legend wrapping as per #1641
Added working examples for form validation of checkbox and radio button groups.
Added working examples for form validation of checkbox and radio button groups.