Fix bug 961: eigen-doc.tgz included part of itself. (grafted from 428b038e02e6560625d129b6dfaf40424b143768)
Fix bug 961: eigen-doc.tgz included part of itself.
(grafted from 428b038e02e6560625d129b6dfaf40424b143768)

--HG--
branch : 3.2

robustrobotics/eigen,robustrobotics/eigen,robustrobotics/eigen,robustrobotics/eigen