Updated skybox texture

Author: britzl

model/skybox/example.md

@@ -20,4 +20,4 @@ The cubemap is projected on a sphere or a cube positioned in such a way that the
 
 ![](collection.png)
 
-Skybox texture from Babylon.js Playground (Apache 2 license)
+Skybox texture by Jockum Skoglund aka hipshot. Free to use.

model/skybox/example/assets/skybox.cubemap

@@ -1,6 +1,6 @@
-right: "/example/assets/skybox_px.jpg"
-left: "/example/assets/skybox_nx.jpg"
-top: "/example/assets/skybox_py.jpg"
-bottom: "/example/assets/skybox_ny.jpg"
-front: "/example/assets/skybox_pz.jpg"
-back: "/example/assets/skybox_nz.jpg"
+right: "/example/assets/stormydays_right.png"
+left: "/example/assets/stormydays_left.png"
+top: "/example/assets/stormydays_up.png"
+bottom: "/example/assets/stormydays_down.png"
+front: "/example/assets/stormydays_front.png"
+back: "/example/assets/stormydays_back.png"