have amazon use Product data model
Merge pull request #1077 from duckduckgo/brian/amazon-products

Use Product model for Amazon to eliminate dups
Quixey: add a function toHTTPS

This should fix the broken images on our site. What's happening is that the image url makes two redirects and our proxy can't handle that. Converting the images to URL skips a redirect.
Merge pull request #1081 from duckduckgo/jag/quixey

Quixey: add a function toHTTPS