rename hmh.go to main.go and just use open on url instead of open with safari.

main.go

@@ -431,7 +431,7 @@ func openbrowser(url string) {
 	case "windows":
 		err = exec.Command("rundll32", "url.dll,FileProtocolHandler", url).Start()
 	case "darwin":
-		err = exec.Command("open", "-a", "Safari", url).Start()
+		err = exec.Command("open", url).Start()
 	default:
 		err = fmt.Errorf("unsupported platform")
 	}