closing feature #3766
adding a 'back to results' button on publication page to go back to global results (platform global search) or to local results (application search)
closing feature #3677 (and merging from master)
Merge branch 'ney-feature3766' of https://github.com/NicolasEYSSERIC/Silverpeas-Components into integration

Conflicts:
	kmelia/kmelia-war/src/main/java/com/stratelia/webactiv/kmelia/control/KmeliaSessionController.java
	kmelia/kmelia-war/src/main/webapp/kmelia/jsp/publication.jsp