fixed test (products must now have a GeoCoding)
(cherry picked from commit 8ef5cc9e073c53095ad1269dd0d2482a9c733c3b)
Centralize the creation of unique temporary directories in VirtualdDir.createUniqueTempDir() and used where appropriate.
this fixes multi-process problems
(cherry picked from commit e7697d111682ffbc4db0ea89f542c339d6334d28)