Date pickers should check for invalid dates

Steps to reproduce:

• Navigate to a folder

In Web UI:

• Click on Add Content button and select a document type
• In the Expires field, enter the invalid date 01/01/0001
• Click CREATE
  => Document is successfully created with invalid date.

In JSF UI:

• Create a document
• Edit document
• In the Expire on field, enter the invalid date 01/01/0001
• Click Save
  => Document is successfully created with invalid date.