Polyfill for Math.sign().
Chrome 38 will come with it and Firefox already implemented it.
Updated builds.
Editor: Number formatting.
UI: Simplified CollapsiblePanel.
SVGRenderer: Fixed MeshNormalMaterial rendering.
Editor: Modularised Viewport.Info.
Editor: Added geometryChanged signal.
Merge remote-tracking branch 'upstream/dev' into dev
added simple skinned animation incl. .blend file with vertex groups other than bone-vertexgroups to demonstrate (fixed) exporter bug