Function: galoisidentify
Section: number_fields
C-Name: galoisidentify
Prototype: G
Help: galoisidentify(gal): gal being a galois field as output by galoisinit,
 output the isomorphism class of the underlying abstract group as a
 two-components vector [o,i], where o is the group order, and i is the group
 index in the GAP4 small group library

