gnu: r-stringr: Provide valid 'home-page' URL. * gnu/packages/statistics.scm (r-stringr)[home-page]: Set to valid URL.
gnu: r: Drop texlive from native-inputs. * gnu/packages/statistics.scm (r)[native-inputs]: Remove "texlive".
gnu: r: Install info documentation. * gnu/packages/statistics.scm (r)[arguments]: Add phases "make-info" and "install-info" to build and install info documentation.
gnu: r: Drop IcedTea from inputs. * gnu/packages/statistics.scm (r)[inputs]: Remove "icedtea6".
gnu: Add r-ggplot2. * gnu/packages/statistics.scm (r-ggplot2): New variable.
gnu: Add r-scales. * gnu/packages/statistics.scm (r-scales): New variable.
gnu: Add r-reshape2. * gnu/packages/statistics.scm (r-reshape2): New variable.
gnu: Add r-stringr. * gnu/packages/statistics.scm (r-stringr): New variable.
gnu: Add r-stringi. * gnu/packages/statistics.scm (r-stringi): New variable.
gnu: Add r-rcolorbrewer. * gnu/packages/statistics.scm (r-rcolorbrewer): New variable.
gnu: Add r-proto. * gnu/packages/statistics.scm (r-proto): New variable.
gnu: Add r-plyr. * gnu/packages/statistics.scm (r-plyr): New variable.
gnu: Add r-rcpp. * gnu/packages/statistics.scm (r-rcpp): New variable.
gnu: Add r-munsell. * gnu/packages/statistics.scm (r-munsell): New variable.
gnu: Add r-magrittr. * gnu/packages/statistics.scm (r-magrittr): New variable.
gnu: Add r-labeling. * gnu/packages/statistics.scm (r-labeling): New variable.
gnu: Add r-gtable. * gnu/packages/statistics.scm (r-gtable): New variable.
gnu: Add r-digest. * gnu/packages/statistics.scm (r-digest): New variable.
gnu: Add r-dichromat. * gnu/packages/statistics.scm (r-dichromat): New variable.
gnu: Add r-colorspace. * gnu/packages/statistics.scm (r-colorspace): New variable.