Update traverse_scenegraph.adoc

Fixed broken new lines.

src/docs/asciidoc/jme3/advanced/traverse_scenegraph.adoc

@@ -20,9 +20,11 @@ You can run a search across the whole scene graph and search for individual Spat
 
 *Example 2:*
 
-.  You created a mostly static scene in the jMonkeyEngine SDK and exported it as .j3o file. +The scene also contains interactive objects, for example a particle emitter, spatials with user data, or spatials with custom controls. 
+.  You created a mostly static scene in the jMonkeyEngine SDK and exported it as .j3o file. +
+The scene also contains interactive objects, for example a particle emitter, spatials with user data, or spatials with custom controls. 
 .  You load the .j3o scene using the assetManager. 
-.  You want to interact with one of the loaded interactive scene elements in your Java code. +For example, you want to call `emitAllParticles()` on the particle emitter. Or you want to find all NPC's Geometries with a custom CivilianControl, and call the CivilianControl method that makes them start acting their role.
+.  You want to interact with one of the loaded interactive scene elements in your Java code. +
+For example, you want to call `emitAllParticles()` on the particle emitter. Or you want to find all NPC's Geometries with a custom CivilianControl, and call the CivilianControl method that makes them start acting their role.
 
 In this case, you can use a SceneGraphVisitorAdapter to identify and access the Spatials in question.