[matplotlib_dep] added the baseplots utility for backcompatibility
[matplotlib_dep] added the baseplots utility for backcompatibility

dhhjx880713/GPy,esiivola/GPYgradients,mikecroucher/GPy,befelix/GPy,avehtari/GPy,befelix/GPy,ysekky/GPy,mikecroucher/GPy,SheffieldML/GPy,dhhjx880713/GPy,avehtari/GPy,ysekky/GPy,avehtari/GPy,ysekky/GPy,mikecroucher/GPy,mikecroucher/GPy,avehtari/GPy,ysekky/GPy,befelix/GPy,befelix/GPy,esiivola/GPYgradients,esiivola/GPYgradients,SheffieldML/GPy,dhhjx880713/GPy,esiivola/GPYgradients,SheffieldML/GPy,SheffieldML/GPy,dhhjx880713/GPy