anchor.diff:     http://archive.linux.duke.edu/cran/src/contrib/mvtnorm_1.0-6.tar.gz \
      http://archive.linux.duke.edu/cran/src/contrib/DEoptimR_1.0-8.tar.gz \
      http://archive.linux.duke.edu/cran/src/contrib/robustbase_0.92-7.tar.gz \
  -   http://archive.linux.duke.edu/cran/src/contrib/kernlab_0.9-25.tar.gz \
  +   http://archive.linux.duke.edu/cran/src/contrib/Archive/kernlab/kernlab_0.9-24.tar.gz \
      http://archive.linux.duke.edu/cran/src/contrib/trimcluster_0.1-2.tar.gz \
      http://archive.linux.duke.edu/cran/src/contrib/fpc_2.1-10.tar.gz \
      http://archive.linux.duke.edu/cran/src/contrib/viridis_0.3.4.tar.gz \
  
positive.code:    mvtnorm_1.0-6.tar.gz \
     DEoptimR_1.0-8.tar.gz \
     robustbase_0.92-7.tar.gz \
     kernlab_0.9-25.tar.gz \
     trimcluster_0.1-2.tar.gz \
     fpc_2.1-10.tar.gz \
     viridis_0.3.4.tar.gz \
  
negative.code:    mvtnorm_1.0-6.tar.gz \
     DEoptimR_1.0-8.tar.gz \
     robustbase_0.92-7.tar.gz \
     kernlab_0.9-24.tar.gz \
     trimcluster_0.1-2.tar.gz \
     fpc_2.1-10.tar.gz \
     viridis_0.3.4.tar.gz \
  