Ajout de la 5eme question.
nettoyage de code
Merge remote branch 'origin/master'

Conflicts:
	codestory2013/src/main/java/com/sdevolder/AskSentences.java
	codestory2013/src/main/java/com/sdevolder/CodeStoryServlet.java
	codestory2013/src/test/java/com/sdevolder/CodeStoryServletTest.java