Demonstrates how to load a static Tile Layer from CARTO using cartodb.js
Code credit goes to Eric Soco
Modified http://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js to a secure url
Modified http://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.core.js to a secure url
https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js
https://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js
https://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.core.js