Change SET b13... to use LFUN command so that the value is checked, also remove references to SET b10... as this should be set when (R)IGLS starts. If we wanted to allow running MCMC without (R)IGLS first then we would have to add this, plus other checks back in.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/r2mlwin@114 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Add more TODO items.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/r2mlwin@115 edb9625f-4e0d-4859-8d74-9fd3b1da38cb