fixing bug #3513
translations were not retrieved during initialization of TreeCache (Admin.java)
adding appropriate test
fixing bug #4278
forcing to refresh cache when copying AND moving a space or an application
fixing bug #4243
fixing bug #4287
removing obsolete code used only by first version of SaasManager
It must use new domains service.

Conflicts:
	web-core/src/main/java/com/silverpeas/jobDomainPeas/JobDomainPeasDAO.java