proper diagnostics when geocoding fails
proper diagnostics when geocoding fails

fix for https://github.com/TheThingSystem/steward/issues/205

estbeetoo/steward,estbeetoo/steward,TheThingSystem/steward,mwittig/steward,estbeetoo/steward,TheThingSystem/steward,mwittig/steward,TheThingSystem/steward,estbeetoo/steward,estbeetoo/steward,estbeetoo/steward,TheThingSystem/steward,mwittig/steward,TheThingSystem/steward,TheThingSystem/steward,TheThingSystem/steward,estbeetoo/steward,mwittig/steward,mwittig/steward,mwittig/steward,estbeetoo/steward,mwittig/steward,estbeetoo/steward,TheThingSystem/steward,mwittig/steward,TheThingSystem/steward,mwittig/steward