Finish switch role for classroom management.
Finish switch role for classroom management.

cganas/picoCTF-web,picoCTF/picoCTF-web,picoCTF/picoCTF-web,picoCTF/picoCTF-web,cganas/picoCTF-web,cganas/picoCTF-web,picoCTF/picoCTF-web,cganas/picoCTF-web