error in array intersection
error in array intersection

If a user changes an CMODEL label, then array_intersect can't handle
this. array_intersect_key is the answer.

DiegoPino/islandora_solution_pack_redbiodiversidad-7.x-dev,DiegoPino/islandora_solution_pack_redbiodiversidad-7.x-dev,DiegoPino/islandora_solution_pack_redbiodiversidad-7.x-dev