Removed TESTME from HLtest.R

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@131 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Corrected non-ascii char in HLtest.Rd

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@132 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Added CMHtest

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@133 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Modified NEWS

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@134 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Fixed strata names in CMHtest

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@135 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Revised vcd-tutorial vignette

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@136 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Tweaked vcd-tutorial vignette

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@137 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Tweaked vcd-tutorial vignette

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@138 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
No longer need vignettes/Z.cls

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/vcdextra@139 edb9625f-4e0d-4859-8d74-9fd3b1da38cb