go fmt

go/weed/signal_handling.go

@@ -11,7 +11,7 @@ import (
 func OnInterrupt(fn func()) {
 	// deal with control+c,etc
 	signalChan := make(chan os.Signal, 1)
-	// controlling terminal close, daemon not exit   
+	// controlling terminal close, daemon not exit
 	signal.Ignore(syscall.SIGHUP)
 	signal.Notify(signalChan,
 		os.Interrupt,