renamed man, otherwise build fails due to empty titles

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/bioimagetools@113 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Renamed man to man_incomplete, otherwise build on R-forge fails

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/bioimagetools@114 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
removed tiff and jpeg libraries from Makevars

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