Modified email body, for a clearer message
Modified create_user_email test, for a clearer message
Modified email body in case of user activation and password resetting for a more clear message
Modified create_user_email test for a more clear email body
Merge branch 'master' of https://github.com/corso-python-prato/share-system-team1 into documentation
Merge pull request #82 from maggiofrancesco/documentation

Modified email body in case of user creation and email resetting for a more clear message