Gnostic gospels have their attraction. They are historically interesting and can shed much light on the differing theological traditions and the related debates in the early Church. The Gospel of Judas is the latest addition to the compendium. It is worth a read for those so inclined. But, as AKMA suggested, there is nothing within the writing nor about the discovery that suggests a Brownian (ala Dan Brown) plot to subvert a greater truth.
Here are some links for you.
AKMA (and Stephen Carlson)
Quotidian Grace
Joe at Pondering Perfection