Only show reference counting if debugging is set
Only show reference counting if debugging is set

Since the garbage collection can be on a bit on the slow side it
shouldn't be done at a normal user's device.

A developer can still enable this by setting the configuration flag
"debug" to true.

linuxipho/mycroft-core,forslund/mycroft-core,MycroftAI/mycroft-core,Dark5ide/mycroft-core,linuxipho/mycroft-core,forslund/mycroft-core,MycroftAI/mycroft-core,Dark5ide/mycroft-core