Examples speeded up.  


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/sampleselection@1606 d36ae590-6c38-44c5-9ba5-7217e93607d8
post-submission version increase


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/sampleselection@1607 d36ae590-6c38-44c5-9ba5-7217e93607d8