Merge remote-tracking branch 'refs/remotes/afi/dev_#16861_sso_Kidilangues' into afi-master

# Conflicts:
#	application/modules/opac/controllers/ModulesController.php
#	library/Class/AdminVar.php
#	library/Class/Systeme/ModulesMenu.php
#	library/Class/UserGroup.php
#	library/Class/Users.php
#	tests/application/modules/opac/controllers/ModulesControllerMyCowTest.php
#	tests/application/modules/opac/controllers/ModulesControllerTest.php
#	tests/fixtures/RessourcesNumeriquesFixtures.php
#	tests/library/Class/Systeme/ModulesMenuTest.php