After an hour of trying everything I gave up on that and copied a photo folder I had, filled with contact photos, to my phone.
I then had to link the photos, about 50 of them, with each individual contact.
After a new page has been pushed onto the nav Controller, when navigating back to the ion-slides page, the pager is stuck on page 1.
The pager gets stuck on index 1 and does not change when moving through the ion-slide views.
Holidays did show up in Windows Live desktop but not on the phone.