gnu: r-bookdown: Update to 0.4. * gnu/packages/bioinformatics.scm (r-bookdown): Update to 0.4.
gnu: r-tclust: Update to 1.2-7. * gnu/packages/statistics.scm (r-tclust): Update to 1.2-7.
gnu: r-car: Update to 2.1-5. * gnu/packages/statistics.scm (r-car): Update to 2.1-5.
gnu: r-rcppeigen: Update to 0.3.3.3.0. * gnu/packages/statistics.scm (r-rcppeigen): Update to 0.3.3.3.0.
gnu: r-pbapply: Update to 1.3-3. * gnu/packages/statistics.scm (r-pbapply): Update to 1.3-3.
gnu: r-vgam: Update to 1.0-4. * gnu/packages/statistics.scm (r-vgam): Update to 1.0-4.
gnu: r-mclust: Update to 5.3. * gnu/packages/statistics.scm (r-mclust): Update to 5.3.
gnu: r-flexmix: Update to 2.3-14. * gnu/packages/statistics.scm (r-flexmix): Update to 2.3-14.
gnu: r-fastica: Update to 1.2-1. * gnu/packages/statistics.scm (r-fastica): Update to 1.2-1.
gnu: r-cowplot: Update to 0.8.0. * gnu/packages/statistics.scm (r-cowplot): Update to 0.8.0.
gnu: r-rann: Update to 2.5.1. * gnu/packages/statistics.scm (r-rann): Update to 2.5.1.
gnu: r-statmod: Update to 1.4.30. * gnu/packages/statistics.scm (r-statmod): Update to 1.4.30.
gnu: r-gdata: Update to 2.18.0. * gnu/packages/statistics.scm (r-gdata): Update to 2.18.0.
gnu: r-sfsmisc: Update to 1.1-1. * gnu/packages/statistics.scm (r-sfsmisc): Update to 1.1-1.
gnu: r-googlesheets: Update to 0.2.2. * gnu/packages/statistics.scm (r-googlesheets): Update to 0.2.2.
gnu: r-tidyr: Update to 0.6.3. * gnu/packages/statistics.scm (r-tidyr): Update to 0.6.3.
gnu: r-glmnet: Update to 2.0-10. * gnu/packages/statistics.scm (r-glmnet): Update to 2.0-10.
gnu: r-irlba: Update to 2.2.1. * gnu/packages/statistics.scm (r-irlba): Update to 2.2.1.
gnu: r-sparsem: Update to 1.77. * gnu/packages/statistics.scm (r-sparsem): Update to 1.77.
gnu: r-segmented: Update to 0.5-2.1. * gnu/packages/statistics.scm (r-segmented): Update to 0.5-2.1.