fixing bugs #2690 and #5617 :
- preventing exception when trying to remove a node which not exist in JCR (SimpleDocumentInstanciator.java)
- adding new method to remove main app's index directory
- adding and using new method to delete all files on server when an app is definitively removed (Admin.java)
- thumbnail was not removed from file server (bad subdirectory name)
- removing some useless methods in FileRepositoryManager.java
fixing bug #5721 : adding scrollbars to window
fixing bug #5827
Fixed bug #5845 (Aurore's work)

Conflicts:
	war-core/src/main/webapp/util/styleSheets/fieldset.css
Fixing a XML/HTML content rendering of the WYSIWYG editor (Aurore's work)

Conflicts:
	war-core/src/main/webapp/wysiwyg/jsp/htmlEditor.jsp
fixing bug #5318 Non vérification des droits lors de la suppression des notifications envoyées ou reçues
fixing bug #5318 use ForbiddenRuntimeException, rename sended

Conflicts:
	lib-core/src/main/java/com/stratelia/silverpeas/notificationManager/NotificationSender.java
fixing bug #5333 Non vérification des droits lors de la suppression de Mes requêtes favorites
fixing bug #5335 Non vérification des droits lors de la consultation ou suppression des identifiants/mot de passe pour les hyperlinks
fixing bug #5333 Non vérification des droits lors de la suppression de Mes requêtes favorites
Resolving merge conflicts
Feature 5685 - Allow Terms of Services per domain
Feature #5685 :
- renaming some new setting bundle keys
- adjusting some code
- preventing from a null pointer exception (this prevention has fixed a unit test that was in error)
Merge branch 'feature-5685-from-pierre-teissonniere's-work'
fixing bug #2719 by using a PreparedStatement
fixing bug #4659 and #5856 : filename is indexed both ANALYZE and NOT_ANALYZE
feature #5515 fixing Oracle insert error inside Statistic History table
Merge branch 'ebo-feature-5515'
Bug #5466 : fixing the non displaying of functional error messages when IFrameAjaxTransport JQuery Plugin is used by Attachment Web Services.
This plugin is used in order to upload file & data as an Ajax HTTP request whereas FormData Javascript API doesn't exist.