Re: git-blame.el: does not show one-line summary in echo area

David Kågedal [off-list ref] writes:

But we can
of course let the echo area grow to two lines, or even three.

Though xemacs 21 can't grow it, and emacs doesn't if you turn off
message-truncate-lines.

If message-truncate-lines is nil or unbound you might collapse out
newlines or perhaps ellipsize or something.