fixing bug #5324
fixing bug #5276

Conflicts:
	web-core/src/main/java/com/stratelia/webactiv/util/viewGenerator/html/GraphicElementFactory.java
fixing bug #5222
fixing bug #5242
Visibility of publication is always available
Fix the bug 5222 with the export of the search results comprising some publication shortcuts

Conflicts:
	web-core/src/main/java/com/silverpeas/importExport/control/PublicationsTypeManager.java
Fix some codes in order the tests run fine
Fix a little bug in XmlForm#toString