Added feature "Memory"

New feature "Memory" enable to users create their own memories (e.g. the day of their promotion, first job, first kid etc...).

This is how does look form to create a "Memory"

You migth notice I have uploaded 3 images, and the last one is displayed. User can upload N images

This is how could look page with memories from user

You can of course update or delete your memory. Next upgrade is to remind to user his memory (by notification)