w60g Interface collector (#63)

Allow the collection of w60g interface statistics.

config/config.go

@@ -18,6 +18,7 @@ type Config struct {
 		POE     bool `yaml:"poe,omitempty"`
 		Pools   bool `yaml:"pools,omitempty"`
 		Optics  bool `yaml:"optics,omitempty"`
+		W60G    bool `yaml:"w60g,omitempty"`
 		WlanSTA bool `yaml:"wlansta,omitempty"`
 		WlanIF  bool `yaml:"wlanif,omitempty"`
 		Monitor bool `yaml:"monitor,omitempty"`