Adds plot_surface function overloading#232

Open

antoinedray wants to merge 2 commits intolava:masterfrom

antoinedray:wip/gca-multi-surface

Commits on Oct 9, 2020

Adds figure's gca method to allow for surfaces superposition
antoinedray
committed

Commits on Oct 10, 2020

Update surfaces superposition in same figure
antoinedray
committed