New estimator and simulator. 

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rds2@95 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Version 0.8

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rds2@96 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
remove branches folder

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rds2@97 edb9625f-4e0d-4859-8d74-9fd3b1da38cb