Update docs to reflect logging changes

README.md

@@ -355,8 +355,8 @@ void forwardArtDmxDataToFastLED(uint16_t universe, CRGB* leds, uint16_t num);
 // set information for artpollreply
 // https://art-net.org.uk/how-it-works/discovery-packets/artpollreply/
 void setArtPollReplyConfig(uint16_t oem, uint16_t esta_man, uint8_t status1, uint8_t status2, const String &short_name, const String &long_name, const String &node_report);
-// others
-void verbose(bool b);
+// Set where debug output should go (default is nowhere)
+void logOutputTo(Print*);
 ```
 
 ### Note