Updated sample_config with new InfluxConfig struct
Updated sample_config with new InfluxConfig struct

InfluxConfig struct now requires 'database' not 'db'
Host & Port definition no longer allowed either - should be url
paulstuart/influxsnmp,wrboyce/influxsnmp,wrboyce/influxsnmp,LindsayHill/influxsnmp,paulstuart/influxsnmp,LindsayHill/influxsnmp