The interest in this series has grown over the past 2 years, and more and more teams are finding it an attractive place to go racing. Among those is the recently announced Graff project with a P2 Ligier:
http://www.endurance-info.com/fr/gra...ms-et-le-mans/
LMP2 interest in general will continue to be high in 2015, but I am not sure what the GTE numbers will look like. Will they stay high? or drop off some? GTC(3) will probably still be well attended.