The existing user account pgranger is added to the existing group
developers.
The user account polly granger (containing nonalphanumeric characters) is added to the group
developers.
The user accounts polly granger (containing nonalphanumeric characters) and
bflat are added to the group
developers.
The user account pgranger is removed from the group
developers.
The user account polly granger (with a name containing nonalphanumeric characters) is removed from the group
developers.
The user accounts polly granger (containing nonalphanumeric characters) and
bflat are removed from the group
developers.