Log Message:
Import tex-setspace-6.7 as print/tex-setspace.

This package provides support for setting the spacing between lines in
a document.  Package options include singlespacing, onehalfspacing,
and doublespacing.  Alternatively the spacing can be changed as
required with the \singlespacing, \onehalfspacing, and \doublespacing
commands.  Other size spacings also available.