Redone the student<-> mentor map JS to reflect recent datastructure changes.
Redone the student<-> mentor map JS to reflect recent datastructure changes.

Reviewed by: Lennard de Rijk (functional review)

SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange