Updated feature: Migrated admin/pages to datatables

As part of datatables migrtaion admin/pages have been migrated. It's better
to move the bulk actions to another action to make the list action simple.
Update feature: admin/page bulk actions to bulk method for simplicity
Fixed Issue:Set auto render to false, if it is a datatable request
New feature: Added HTML::label()
Fixed issue: Minor admin/page cleanup
Fixed issue: Minor admin/page and admin/user cleanup