[FIX] database_cleanup reloads the registry
[FIX] database_cleanup reloads the registry

which has weird side effects during testing. Take care
database_cleanup's tests don't mess up the following tests

jobiols/server-tools,acsone/server-tools,sergiocorato/server-tools,rossasa/server-tools,osiell/server-tools,acsone/server-tools,initOS/server-tools,ddico/server-tools,algiopensource/server-tools,ddico/server-tools,open-synergy/server-tools,initOS/server-tools,algiopensource/server-tools,osiell/server-tools,sergiocorato/server-tools,ddico/server-tools,jobiols/server-tools,open-synergy/server-tools,initOS/server-tools,rossasa/server-tools,osiell/server-tools,sergiocorato/server-tools,acsone/server-tools