Enh: make debug info optional
Enh: make debug info optional

Document config debug parameter
Relates to #369
Humbedooh/ponymail,Humbedooh/ponymail,quenda/ponymail,quenda/ponymail,jimjag/ponymail,jimjag/ponymail,jimjag/ponymail,quenda/ponymail,Humbedooh/ponymail,jimjag/ponymail