Added Natural Language Processing for the Working Programmer
Added 'Haskell and Yesod'
add theory section (vs algorithms or misc), seed with network theory book
Add Flask tutorail
fix url
fix url
fixed Perl 6 link in contents
Merge pull request #76 from Haskmell/yesod

Added 'Haskell and Yesod'
Merge pull request #81 from thekarangoel/patch-1

Add Flask tutorail
Merge pull request #82 from srayuws/master

fix url
Merge pull request #83 from OpossumPetya/patch-1

fixed Perl 6 link in contents
Merge branch 'natural_language' of github.com:Haskmell/free-programming-books into Haskmell-natural_language

Conflicts:
	free-programming-books.md
Professional Assembly Language book
racket guide
Added Learn CF in a Week book link
Update free-programming-books.md
Added Android Programming books.
Added Ulrich Drepper's "What Every Programmer Should Know About Memory"
Few books from hackershelf.com
Added Ada and JavaScript books

Ada 95 by John English
Ada Distilled by Richard Riehle
Ada for Software Engineers by M. Ben-Ari
JavaScript Bible by Danny Goodman

(from the r/programming thread)