drawing: Make underline cursor's height equal the i-beam's width
drawing: Make underline cursor's height equal the i-beam's width

https://bugzilla.gnome.org/show_bug.cgi?id=586950

pjm0616/vte,thestinger/vte-ng,rvu95/vte,pjm0616/vte,jessevdk/vte,jessevdk/vte,flaxandteal/gasket-vte,pjm0616/vte,saitoha/vte-sixel,jessevdk/vte,thestinger/vte-ng,flaxandteal/gasket-vte,flaxandteal/gasket-vte,saitoha/vte-sixel,saitoha/vte-sixel,thestinger/vte-ng,flaxandteal/gasket-vte,jessevdk/vte,rvu95/vte,rvu95/vte,rvu95/vte