X need stdout in p5 window b/c mac has no stdout
X remove class 'PdeEditorOutput' and 'PdeEditorLabel'(?)
X added editor.console.lines to pde.properties
X int() and float() now work for casting
X draw mode needs to be better for workshops
X make size() work for draw() mode
X inside Engine, reach in and grab calls to 'size'
X if call is not using a constant number, then punt
X when exporting, needs to grab this size parameter as well