fix: Gamma prior no assignment after init
fix: Gamma prior no assignment after init

esiivola/GPYgradients,esiivola/GPYgradients,befelix/GPy,esiivola/GPYgradients,befelix/GPy,SheffieldML/GPy,SheffieldML/GPy,befelix/GPy,befelix/GPy,SheffieldML/GPy,SheffieldML/GPy,esiivola/GPYgradients