Incorporated feedback from previous pull request 713

* added OOPSpam API

* added OOSpam

removed API from the name

* Added the CryptoStandardizer API

* fix

* Replace dead inqstats by population.io api

* Update microlink information (#698)

* Added TheBus API

* forgot http://

* Update README.md

Removed 500px API as it was shutdown on June 15th.
https://support.500px.com/hc/en-us/articles/360002435653-API-

Update Auth of Clash of Clans API (outdated)

* Add Russian Calendar into README

* Update README.md

* add Transports TAG for Grenoble, France

* Order alphabeticals

* Order alphabeticals

* Update description for TAG (Mobility Transport)

* Update README.md

Remove # and duplicate API text

* add scraper api

* Remove API from name Scraper API

* Update README.md

Added QRtag.net API

* Update README.md

changed + to and

remove API from description

* Update README.md

* Update README.md

* Update README.md

typo in first entry under transportation and update auth of Yahoo Weather to apiKey

* Added Climacell public API

* removed API from name

Fixed link to Twitter development site and clarified that the API does not support CORS

Added Penguin Publishing API

fixes issue #671

fixes issue #664

* Adding SecurityTrails

The API offers 300 queries p.M. for free, which is enough for most smaller projects, they also offer the API for free for researchers etc.

* Update README.md

* Fixed alphabetical order and shortened description

* Jikan - Website + Description update

* Remove .net

WordNik apparently requires an API key: 
https://developer.wordnik.com/

http://ergast.com/mrd/https-support/

I'm adding the Enigma Public API as its free, open plus it allows developers to build applications that integrate with a very broad collection of public data.