Corrected export direction.

src/docs/asciidoc/jme3/advanced/3d_models.adoc

@@ -60,6 +60,6 @@ To export your models as Ogre XML meshes with materials:
 - [ ] Armature Animation footnote:[Optional: Only used if the model contains an armature.]
 -  Trim Weights footnote:[Occasionally when exporting you may get a warning complaining about vertices weighted to too many bones. You are then asked to try increasing the trim weights option. Slightly increase this spinner and try exporting again. Repeat the process until the warning goes away.]
 - [*] Export Materials
-.  Click export.
+.  Click Export Ogre.
 
 You can now use the <<sdk#,jMonkeyEngine SDK>> to <<sdk/model_loader_and_viewer#,load and view models>>. You can <<sdk/scene_composer#,create scenes>> from them and write code that loads them into your application.