RE: please make line-move-visual nil

[Drew Adams]

> > I proposed making the variable always buffer-local.

SM> There would be no benefit to it:
SM>   (set (make-local-variable <foo>) <bar>)
SM> is the standard way for major modes to set variables.

Irrelevant. This is not about how to set the variable, but whether the variable
should always be buffer-local.

`truncate-lines', `word-wrap', and similar variables are all always
buffer-local.  `line-move-visual' should be also, for the same reasons.