Remove differentiation of linear AnimationCurves - it wasn't worth it and removing it allows drawing code to be more generic, as linear curves can just return the main control points in getPointsForDrawingCurve().
Add initial splitter frame to main window, with a list on the left.
Get text grid labels working in a hacky way - this doesn't really work that well (only works on certain GPUs), and really needs to be done with font blitting correctly into OpenGL...
Replace mainwindow with a QDialog-derived window for the main window...