#LB223: Add flag to check if credentials loading is in progress (#349)
#LB223: Add flag to check if credentials loading is in progress (#349)

* #LB223: Add flag to check if credentials are being loaded

* #LB223: Clear _waitingForCredsCallbacks array after creds loaded

MitocGroup/deep-framework,MitocGroup/deep-framework,MitocGroup/deep-framework