Curated list of resources on 80+ different technologies

Conflicts:
	free-programming-books.md

Added the following free Python eBooks:
- Learn to Program Using Python ~ By Cody Jackson
- Python Scripting for Computational Science ~ By Hans Petter Langtangen
- Design Patterns In Python ~ By Rahul Verma, Chetan Giridhar 
- Practical Programming in Python ~ By Jeffrey Elkner

Changed "A Beginner's Python Book" to it's proper title: "A Beginner's Python Tutorial"

Python course by MIT

Added Python course from MIT OCW

Added Python course by MIT

Add Machine Learning docs in Japanese.

Add Java(Spring/Spring Boot/Spring Security) Docs.

Added Explore Flask by Robert Picard

The Codingus

Added Haskell Course

Add Groovy(Gradle/Grails/Spock) docs.

Add Spock Framework(Groovy) documents in Japanese.

Added Swift Programming language book

Recently introduced at WWDC 2014, added official programming language book from Apple

Update the link to the Aprende a Programar con Ruby.

Typo

The link is outdated because the GitHub organization maintaining the book
changed their name. The link currently works because of a redirect, but it
would better to replace it with the current link.

Reorder go list

Update index for Groovy/Gradle/Grails.

Added 'Linkers and Loaders' book

Not quite sure but the 'compilers' section seems to be the closest fit.  Author has freely downloadable manuscript in TROFF and Postscript and links to purchase hard copy on Amazon etc