Revert "Add regex support in the validator"

This reverts commit 86b1909035f9c79ca8ce89e436cdda0634a0441e.
Revert "Revert "Add regex support in the validator""

This reverts commit 114a230e21049152cfef4a68a45cd6e28e2fc397.
Fixed client-side RegEx form validation
Fix the client-side datetime validation
Fix client side datetime validation message
Merge branch 'develop' of https://github.com/leerbedrijflisa/kiwi into develop

Conflicts:
	Lisa.Kiwi/Lisa.Kiwi.Web.Reporting/Scripts/jquery.validate.js
	Lisa.Kiwi/Lisa.Kiwi.Web.Reporting/Scripts/jquery.validate.min.js