Added Crossref rest api under books

Add: Open Government, Saudi Arabia

Add Hyrule compendium

Added ColourLovers API

Add cataas api

Added LiteLink for URL shorteners

Note:
    The user deleted the fork from this project, so it will not be possible to resolve the conflict for the merger.

Close #1281

Added Hexabin API

Added Sentium API - Issue #1590

Removed inactive Linkedin API

Added Kaggle API

Add Art Institute of Chicago API

Add GoFile API

Re: Added Open Source Bhagavad Gita API (#1527)

As per requested @marekdano

add dummy products api

Add Carbon Interface API

added openrouteservice.org

Adds Boston MBTA API to Transportation

Added SpotSense API information in geocoding section

Add Board Game Geek API