Merge pull request #227 from hangtwenty/patch-1

Add link to How To Think Like a Computer Scientist *Interactive edition*
Merge pull request #228 from borgified/master

removed code bright and code happy (not free)
CodeCademy, not Code Academy.
Add french book "Produire du logiciel libre", Karl Fogel
Add french book "Option libre", Jean Benjamin
Add french book "Histoires et cultures du libre"
Add "The Computer Science of TeX and LaTeX", V. Eijkhout
Add "TeX by Topic", V. Eijkhout
try ruby
add the latest version of "Django by Example"

http://lightbird.net/dbe2/
Adding guide to data mining book to the list.
Merge pull request #229 from RudyOnRails/patch-1

CodeCademy, not Code Academy.
Merge pull request #230 from ericguirbal/en

Two books on TeX
Merge pull request #231 from ericguirbal/fr

French books on FOSS
Merge pull request #232 from johand/tryruby

try ruby
Merge pull request #234 from laike9m/patch-1

add the latest version of "Django by Example"
Merge pull request #224 from bingwen/ch

Add Chinese List
added "JSFAtWork, JSF 2.0 und Apache MyFaces"
Merge pull request #235 from pklink/master

added "JSFAtWork, JSF 2.0 und Apache MyFaces"
python wikibook