test of user_class_init
test invalid config json
remove 'marcoRegna' test, it was a client-server connection bug
removed unusued import
Merge branch 'master' of https://github.com/corso-python-prato/share-system-team1
Merge branch 'master' of https://github.com/corso-python-prato/share-system-team1
fixed expected status code
Merge branch 'master' of https://github.com/corso-python-prato/share-system-team1