Only keeping the last 1000 log messages in console.

gut/console.go

@@ -13,6 +13,9 @@ type Console struct {
 
 func (c *Console) Write(p []byte) (int, error) {
 	c.messages = append(c.messages, string(bytes.TrimRight(p, "\r\n")))
+	if len(c.messages) > 1000 {
+		c.messages = c.messages[1:]
+	}
 	return len(p), nil
 }