disable detecting currently used encoding as it's extremely ugly

doc/ncmpcpp.1

@@ -60,6 +60,9 @@ Set connection timeout to MPD to given value.
 .B mpd_crossfade_time = SECONDS
 Default number of seconds to crossfade, if enabled by ncmpcpp.
 .TP
+.B system_encoding = ENCODING
+If you use encoding other than utf8, set it in order to handle utf8 encoded strings properly.
+.TP
 .B seek_time = SECONDS
 Base seek time to begin with.
 .TP