two-stage aalen time.sim.resolution

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/timereg@282 edab9b15-3c32-4f9a-a569-739a535b425d
update

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/timereg@283 edab9b15-3c32-4f9a-a569-739a535b425d
remove local sindex

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/timereg@284 edab9b15-3c32-4f9a-a569-739a535b425d