Import Debian patchset 52

[devurandom]

Debian seems to ship a newer patchset, revision 52, since a while: https://packages.debian.org/source/wheezy/hddtemp

It would be nice if you could import that into the official source-code.

See-Also: https://savannah.nongnu.org/bugs/index.php?51703 See-Also: https://bugs.gentoo.org/show_bug.cgi?id=627272