updating what's new

dist/preview release/what's new.md

@@ -114,6 +114,10 @@
 - Added local space support for GPU particles ([CraigFeldpsar](https://github.com/craigfeldspar))
 - Added ability to update also colors and uvs of solid particle vertices ([jerome](https://github.com/jbousquie))
 
+### Textures
+
+- .HDR environment files will now give accurate PBR reflections ([CraigFeldpsar](https://github.com/craigfeldspar))
+
 ### Build
 
 - Fixed an issue with gulp webpack, webpack stream and the viewer ([RaananW](https://github.com/RaananW))