removed useless _set_params()
removed useless _set_params()

fivejjs/GPy,strongh/GPy,buntyke/GPy,dhhjx880713/GPy,avehtari/GPy,PredictiveScienceLab/GPy,buntyke/GPy,Dapid/GPy,gusmaogabriels/GPy,SheffieldML/GPy,PredictiveScienceLab/GPy,esiivola/GPYgradients,avehtari/GPy,TianpeiLuke/GPy,PredictiveScienceLab/GPy,maaskola/GPy,dhhjx880713/GPy,befelix/GPy,maaskola/GPy,AlexGrig/GPy,jameshensman/GPy,esiivola/GPYgradients,Dapid/GPy,dhhjx880713/GPy,TianpeiLuke/GPy,befelix/GPy,maaskola/GPy,esiivola/GPYgradients,TianpeiLuke/GPy,jameshensman/GPy,SheffieldML/GPy,fivejjs/GPy,ptonner/GPy,fivejjs/GPy,buntyke/GPy,avehtari/GPy,Dapid/GPy,strongh/GPy,AlexGrig/GPy,beckdaniel/GPy,mikecroucher/GPy,jameshensman/GPy,gusmaogabriels/GPy,mikecroucher/GPy,buntyke/GPy,ysekky/GPy,SheffieldML/GPy,ptonner/GPy,SheffieldML/GPy,maaskola/GPy,ptonner/GPy,beckdaniel/GPy,beckdaniel/GPy,avehtari/GPy,befelix/GPy,mikecroucher/GPy,Dapid/GPy,beckdaniel/GPy,ptonner/GPy,ysekky/GPy,esiivola/GPYgradients,PredictiveScienceLab/GPy,mikecroucher/GPy,strongh/GPy,ysekky/GPy,dhhjx880713/GPy,gusmaogabriels/GPy,AlexGrig/GPy,jameshensman/GPy,befelix/GPy,ysekky/GPy,AlexGrig/GPy