bug#10056: 24.0.91; `copy-to-register' does not deactivate the mark

[Chong Yidong]

Dani Moncayo <dmoncayo@gmail.com> writes:

> and I've found a couple more:
>   narrow-to-region
>   c-indent-line-or-region (when the region is already well indented)

I'm not sure about narrow-to-region.  It's probably wrong for it to
unconditionally deactivate the mark, because it is commonly called as a
Lisp function.  Maybe it should only deactivate the mark when called
interactively.

As for c-indent-line-or-region, I have no opinion on that at all.