DebugBuilder no longer gives output

[egonw]

Change in the live book:

 ### The Debug Builder
@@ -135,21 +135,6 @@ IChemObjectBuilder builder =
 ... we get this debug information for the data classes:
 
 ```plain
-org.openscience.cdk.debug.DebugAtom DEBUG: Getti...
-  ng max bond order: null
-org.openscience.cdk.debug.DebugAtom DEBUG: Getti...
-  ng bond order sum: null
-org.openscience.cdk.debug.DebugAtom DEBUG: Getti...
-  ng formal charge: 0
-org.openscience.cdk.debug.DebugAtom DEBUG: Getti...
-  ng formal charge: 0
-org.openscience.cdk.debug.DebugAtom DEBUG: Getti...
-  ng hybridization: null
-org.openscience.cdk.debug.DebugAtom DEBUG: Getti...
-  ng formal neighbour count: null
-org.openscience.cdk.debug.DebugAtom DEBUG: Getti...
-  ng covalent radius: null
-org.openscience.cdk.debug.DebugAtom DEBUG: Getti...