Fix the example of default parameters (#2934)
Fix the example of default parameters (#2934)

Update example that has place name overwritten by 'Washington, DC'
RSulzmann/openwhisk,jeremiaswerner/openwhisk,openwhisk/openwhisk,houshengbo/openwhisk,csantanapr/incubator-openwhisk,csantanapr/incubator-openwhisk,markusthoemmes/openwhisk,dubeejw/openwhisk,rabbah/openwhisk,markusthoemmes/openwhisk,cbickel/openwhisk,openwhisk/openwhisk,markusthoemmes/openwhisk,jeremiaswerner/openwhisk,RSulzmann/openwhisk,cbickel/openwhisk,csantanapr/incubator-openwhisk,style95/openwhisk,style95/openwhisk,jeremiaswerner/openwhisk,dubeejw/openwhisk,paulcastro/openwhisk,akrabat/openwhisk,openwhisk/openwhisk,houshengbo/openwhisk,RSulzmann/openwhisk,cbickel/openwhisk,jeremiaswerner/openwhisk,jasonpet/openwhisk,devbv/incubator-openwhisk,devbv/incubator-openwhisk,jasonpet/openwhisk,devbv/incubator-openwhisk,jeremiaswerner/openwhisk,sven-lange-last/openwhisk,akrabat/openwhisk,markusthoemmes/openwhisk,style95/openwhisk,dubeejw/openwhisk,jasonpet/openwhisk,rabbah/openwhisk,houshengbo/openwhisk,houshengbo/openwhisk,paulcastro/openwhisk,akrabat/openwhisk,paulcastro/openwhisk,duynguyen/incubator-openwhisk,cbickel/openwhisk,RSulzmann/openwhisk,paulcastro/openwhisk,duynguyen/incubator-openwhisk,paulcastro/openwhisk,jeremiaswerner/openwhisk,duynguyen/incubator-openwhisk,paulcastro/openwhisk,rabbah/openwhisk,markusthoemmes/openwhisk,starpit/openwhisk,rabbah/openwhisk,markusthoemmes/openwhisk,markusthoemmes/openwhisk,cbickel/openwhisk,openwhisk/openwhisk,devbv/incubator-openwhisk,starpit/openwhisk,akrabat/openwhisk,jasonpet/openwhisk,style95/openwhisk,style95/openwhisk,dubeejw/openwhisk,devbv/incubator-openwhisk,rabbah/openwhisk,style95/openwhisk,sven-lange-last/openwhisk,csantanapr/incubator-openwhisk,jasonpet/openwhisk,jasonpet/openwhisk,csantanapr/incubator-openwhisk,starpit/openwhisk,starpit/openwhisk,markusthoemmes/openwhisk,starpit/openwhisk,RSulzmann/openwhisk,duynguyen/incubator-openwhisk,sven-lange-last/openwhisk,houshengbo/openwhisk,style95/openwhisk,sven-lange-last/openwhisk,openwhisk/openwhisk,RSulzmann/openwhisk,sven-lange-last/openwhisk,csantanapr/incubator-openwhisk,akrabat/openwhisk,cbickel/openwhisk,sven-lange-last/openwhisk,akrabat/openwhisk,dubeejw/openwhisk,csantanapr/incubator-openwhisk,openwhisk/openwhisk,dubeejw/openwhisk,akrabat/openwhisk,jasonpet/openwhisk,rabbah/openwhisk,houshengbo/openwhisk,houshengbo/openwhisk,paulcastro/openwhisk,rabbah/openwhisk,duynguyen/incubator-openwhisk,starpit/openwhisk,jeremiaswerner/openwhisk,RSulzmann/openwhisk,cbickel/openwhisk,sven-lange-last/openwhisk