Entering Sculpt Mode via the sculpt.sculptmode_toggle operator is prevented for invisible objects. (8d9bf47ba6)
The Rebuild BVH (sculpt.optimize) operator no longer adds an undo entry. (a9f127975f)
Frame Selected renamed to Frame Last Stroke inside Sculpt, Vertex Paint, Weight Paint, and Texture Paint. (9e78f1c840)
sculpt.brush_stroke, paint.vertex_paint, and paint.weight_paint operators now have a override_location property to force the operators to calculate stroke positions based off of the provided mouse_event values. (baffd174c8)