[SSGPLVM] fix plot_latent
[SSGPLVM] fix plot_latent

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