Import upstream version 1.7 tarball

Signed-off-by: Frank Terbeck <ft@bewatermyfriend.org>
Merge branch 'upstream' into 'master'
Update debian/changelog and Standards-Version

Signed-off-by: Frank Terbeck <ft@bewatermyfriend.org>
Refresh 01rename_childuser.patch and 02incrlinelim.patch

Signed-off-by: Frank Terbeck <ft@bewatermyfriend.org>
Remove 03manpath.patch and set MANDIR via make call in debian/rules

Signed-off-by: Frank Terbeck <ft@bewatermyfriend.org>
Update debian/changelog

Signed-off-by: Frank Terbeck <ft@bewatermyfriend.org>