username,password,firstname,lastname,email,course1,group1
user1, changeme, User 1, User 1,user1@user1.user1,course1,group1
user2, changeme, User 2, User 2,user2@user2.user2,course1,group1
user3, changeme, User 3, User 3,user3@user3.user3,course1,group2
user4, changeme, User 4, User 4,user4@user4.user4,course1,