Corrected bug when assigning proposed ages at death and bug calculating Mode deviance for DIC

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/basta@785 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Version 1.3

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/basta@786 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
New version 1.9.4

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/basta@787 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
New version 1.9.4

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/basta@788 edb9625f-4e0d-4859-8d74-9fd3b1da38cb