Merge pull request #329 from JIghtuse/master

[rus] Book on Lisp, meta-list of free price books
Merge branch 'patch-1' of github.com:sasezaki/free-programming-books into sasezaki-patch-1

Conflicts:
	free-programming-books-ja.md
Add three D3.js resources
Add a boon of useful code sample resources for Android development
add chinese name to some books
Merge pull request #330 from xamroc/android-techno

Add a boon of useful code sample resources for Android development
Adding Apple's Start Developing iOS Apps Today tutorial.
Add section for crypto
Add a section for unix tools
Add OpenGL Red Book
Update URL to Algorithms textbook - this URL is broken
Add Philip Greenspun books - Software Engineering for Internet Applications
and SQL for Web Nerds
Add Lessig's "The Future of Ideas"
Add "The Big Online Book of Linux Ada Programming"
Add a pair of C++ books
Add ORA's "Learning Debian GNU/Linux"
Add Jean Gallier's Differential Calculus book
Add Bill Hails' Perl book
Add three Python books
Add Django book