BMC#18373: Add a contact page should only show when no contacts have been added
BMC#18373: Add a contact page should only show when no contacts have been added

The "Add a contact" page will show if no contacts have been added or if a
search / filter returns an empty list

Signed-off-by: Kaitlin Rupert <52c295f769a5ee1acd0461c5e936aac51b08fa06@intel.com>

nemomobile/qmlcontacts,nemomobile/qmlcontacts,meego-tablet-ux/meego-app-contacts,meego-tablet-ux/meego-app-contacts