Fixed table column spacing.

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

@@ -135,7 +135,7 @@ The LodControl internally gets the camera from the game's viewport to calculate
 
 
 == Impact on Quality and Speed
-[cols="10,45,15,15,15", options="header"]
+[cols="10,30,20,20,20", options="header"]
 |===
 
 a|Level number