Merged revisions 3225-3226 via svnmerge from

Merged revisions 3225-3226 via svnmerge from
http://scons.tigris.org/svn/scons/branches/sgk_subst

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  r3225 | stevenknight | 2008-07-18 10:46:49 -0700 (Fri, 18 Jul 2008) | 3 lines

  Remove an unnecessary \n from the end of the $INSTALLSTR setting (unneeded
  because string substituion currently strips trailing white space).
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  r3226 | stevenknight | 2008-07-19 07:17:10 -0700 (Sat, 19 Jul 2008) | 3 lines

  Use subst_list() for generating ToolSurrogate *COMSTR values so we don't
  rely on the current white-space compression behavior of subst().
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git-svn-id: http://scons.tigris.org/svn/scons/trunk@3781 fdb21ef1-2011-0410-befe-b5e4ea1792b1