Made message log a model

Add a basic message log

Readd axis labels, fix antialiasing

fix various things

Add base code for circular primitives

Add wireframe button

rename LibraryManager -> LibrariesModel

Add About Qt menu entry

refactor

Render line segments during draw mode nicer

remove old todo

Fix crash involving polygon being too empty

(0) -100 -12 +12 +100 tip

mercurial