Updated what's new.

dist/preview release/what's new.md

@@ -105,6 +105,7 @@
 ### Debug
 - Added new view modes to the `SkeletonViewer` class. ([Pryme8](https://github.com/Pryme8))
 - Added static methods to create debug shaders materials for a mesh with a skeleton. ([Pryme8](https://github.com/Pryme8))
+- Added ability to view local rotation axes of bones using new `displayOptions`: `showLocalAxes` and `localAxesSize` ([reimund](https://github.com/reimund))
 
 ### Sprites