I am very sorry for the inconvenience. I use RapidSVN and there as it is automatically a message, I thought that this is quite enough.
Once again sorry, and could you explain how a serious accident because of me happened?
Not very serious.
Actually, the main purpose of log messages is to have a quick summary of new features for release.
But it is always good to know what is going on... Logs provide quite a quick review, see: