[Fix #382] Mesh plots
[Fix #382] Mesh plots

Mesh plots from MATLAB produce a surface plot with white faces
to prevent see-through effects

RPeschke/matlab2tikz,LJeub/matlab2tikz,okomarov/matlab2tikz,egeerardyn/matlab2tikz,egeerardyn/matlab2tikz,okomarov/matlab2tikz,miscco/matlab2tikz,matlab2tikz/matlab2tikz,PeterPablo/matlab2tikz,matlab2tikz/matlab2tikz,nidrosianDeath/matlab2tikz