début de l'annotateur
Merge branch 'master' of github.com:david-dogneton/pfe-semantic-news

Conflicts:
	app/Global.scala
	app/controllers/Annotator.java
...
Merge branch 'master' of github.com:david-dogneton/pfe-semantic-news
Merge branch 'master' of github.com:david-dogneton/pfe-semantic-news
Merge branch 'master' of github.com:david-dogneton/pfe-semantic-news
première partie du système de structuration