Update hello_node.adoc

Fixed list continuation problem in "Understanding the code".
Fixed broken Quaternions link in table Rotation Turns Spatial.

src/docs/asciidoc/jme3/beginner/hello_node.adoc

@@ -149,7 +149,8 @@ What happens in the code snippet? You use the `simpleInitApp()` method that was
 **  Position the box at (1,-1,1) using the setLocalTranslation() method.
 **  Wrap the Box shape into a Geometry.
 **  Create a blue material. 
-**  Apply the blue material to the Box Geometry. 
+**  Apply the blue material to the Box Geometry.
++
 [source,java]
 ----
 
@@ -163,11 +164,13 @@ What happens in the code snippet? You use the `simpleInitApp()` method that was
 
 
 .  You create a second box Geometry.
++
 **  Create a second Box shape with the same size.
 **  Position the second box at (1,3,1). This is straight above the first box, with a gap of 2 world units inbetween.
 **  Wrap the Box shape into a Geometry.
 **  Create a red material. 
 **  Apply the red material to the Box Geometry. 
++
 [source,java]
 ----
 
@@ -182,37 +185,41 @@ What happens in the code snippet? You use the `simpleInitApp()` method that was
 
 
 .  You create a pivot Node. 
++
 **  Name the Node “pivot.
 **  By default the Node is positioned at (0,0,0). 
 **  Attach the Node to the rootNode.
 **  The Node has no visible appearance in the scene. 
++
 [source,java]
 ----
 
     Node pivot = new Node("pivot");
     rootNode.attachChild(pivot);
 ----
-
++
 If you run the application with only the code up to here, the scene appears empty. This is because a Node is invisible, and you have not yet attached any visible Geometries to the rootNode. 
 
 
 .  Attach the two boxes to the pivot node. 
++
 [source,java]
 ----
 
         pivot.attachChild(blue);
         pivot.attachChild(red);
 ----
-
++
 If you run the app with only the code up to here, you see two cubes: A red cube straight above a blue cube.
 
 .  Rotate the pivot node.
++
 [source,java]
 ----
         pivot.rotate( 0.4f , 0.4f , 0.0f );
 ----
-
- If you run the app now, you see two boxes on top of each other – both tilted at the same angle.
++
+If you run the app now, you see two boxes on top of each other – both tilted at the same angle.
 
 
 
@@ -357,7 +364,7 @@ To roll an object 180° around the z axis:
 thing.rotate( 0f , 0f , 180*FastMath.DEG_TO_RAD );
 ----
 
- Tip: If your game idea calls for a serious amount of rotations, it is worth looking into <<jme3/quaternion#,quaternion>>s, a data structure that can combine and store rotations efficiently. 
+Tip: If your game idea calls for a serious amount of rotations, it is worth looking into <<jme3/quaternion#,quaternions>>, a data structure that can combine and store rotations efficiently. 
 
 [source,java]
 ----