Support non-symmetric dL_dKmm for stationary kernel
Support non-symmetric dL_dKmm for stationary kernel

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