fixing bug #5837 la requete SQL disparait si on clique sur le bouton Annuler

Conflicts:
	jdbc-connector/jdbc-connector-war/src/main/webapp/connecteurJDBC/jsp/EditTableColumn.jsp
	jdbc-connector/jdbc-connector-war/src/main/webapp/connecteurJDBC/jsp/errorParam.jsp
	jdbc-connector/jdbc-connector-war/src/main/webapp/connecteurJDBC/jsp/requestParameters.jsp
fixing bug #5792 Survey : Sélection d'une image à partir de la photothèque
Bug #5792 :
- using Popup Silverpeas JQuery plugin in order to handle confirmation messages
- improving the display of thumbnail on the creation part
fixing bug #5801
fixing bug #5840 : fixing Javascript errors
fixing bug #5842
creating a method to know if a user can publish in at least one folder
fixing bug #5766
preventing NullPointerException when a document have got only a working version
fixing bug #5801 :
- loss of validators is fixed in all cases
- henceforth, a publication not valid (not visible to readers) can not change to draft
Bug #8601 : performing some adjustments
Corrige le problème de l'édition de code via l'éditeur
Merge branch 'wysiwyg-et-code'
fixing bug #5200 by verifying if the publication still exists when an attachment is removed
Bug #5200 - adjusting the fix by sending notifications only if the publication exists and is not in basket