User commands

Linux commands for handling users and roles:

• adduser name //Adds a new user interactivly (creates a default shell and home directory)
• deluser name //Removes a user
• deluser --remove-home name //Removes a user and also deletes their home directory
• usermod -aG group name //Give a user a role, such as sudo
• passwd name //Set the password for a given user, or if no user is supplied for the current user
• groupsgroups //List out all groups on the system
• users //List out all users on the system