stack reposition spatial table cell data by moving to new line

docs/modules/tutorials/pages/beginner/hello_node.adoc

@@ -320,9 +320,12 @@ thing.setLocalTranslation( new Vector3f( 0.0f, 40.2f, -2.0f ) );
 thing.move( 0.0f, 40.2f, -2.0f );
 ----
 
-a|+right -left
-a|+up -down
-a|+forward -backward
+a|+right +
+-left
+a|+up +
+-down
+a|+forward +
+-backward
 
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