add CRAN badges, update NEWS

NEWS

@@ -1,9 +1,10 @@
 News about the R package VSURF:
 --------------------------------
 
-Main changes in Version 1.0.4 (2018-03-23)
+Main changes in Version 1.0.4 (2018-04-09)
 * skip all tests because randomForest package is being updated and behavior
 with set.seed() is changing (and hence crashing all tests of VSURF)
+* add PM10 data into the package
 
 
 Main changes in Version 1.0.3 (2016-04-26)

R/toys.R

@@ -6,7 +6,7 @@
 ##' It is an equiprobable two class problem, Y belongs to \{-1,1\}, with six
 ##' true  variables, the others being some noise.
 ##' The simulation model is defined through the conditional distribution
-##' of the X_i for Y=y:
+##' of the \eqn{X_i} for Y=y:
 ##' 
 ##' \itemize{
 ##'  \item with probability 0.7, X^j ~ N(yj,1) for j=1,2,3 and

README.Rmd

@@ -16,6 +16,9 @@ knitr::opts_chunk$set(
 
 [![Travis-CI Build Status](https://travis-ci.org/robingenuer/VSURF.svg?branch=master)](https://travis-ci.org/robingenuer/VSURF)
 [![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/github/robingenuer/VSURF?branch=master&svg=true)](https://ci.appveyor.com/project/robingenuer/VSURF)
+[![CRAN_Status_Badge](http://www.r-pkg.org/badges/version/VSURF)](https://cran.r-project.org/package=VSURF)
+[![CRAN Downloads month](https://cranlogs.r-pkg.org/badges/VSURF?color=blue)](https://www.r-pkg.org/pkg/VSURF)
+[![CRAN Downloads overall](https://cranlogs.r-pkg.org/badges/grand-total/VSURF?color=blue)](https://www.r-pkg.org/pkg/VSURF)
 
 Variable Selection Using Random Forests
 
@@ -31,17 +34,17 @@ selected by the second step, for prediction purpose.
 
 ## Install
 
-To install the latest released version available on CRAN, use :
+To install the latest released version available on CRAN, use:
 
 ```{r, eval=FALSE}
 install.packages("VSURF")
 ```
 
-To try the current development version from github, use :
+To try the current development version from github, use:
 
 ```{r, eval=FALSE}
+if (!requireNamespace("devtools", quietly = TRUE)) {
+    install.packages("devtools")}
 devtools::install_github("robingenuer/VSURF")
-# This needs the devtools package to be installed :
-# install.packages("devtools")
 ```
 

README.md

@@ -3,7 +3,7 @@
 VSURF
 =====
 
-[![Travis-CI Build Status](https://travis-ci.org/robingenuer/VSURF.svg?branch=master)](https://travis-ci.org/robingenuer/VSURF) [![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/github/robingenuer/VSURF?branch=master&svg=true)](https://ci.appveyor.com/project/robingenuer/VSURF)
+[![Travis-CI Build Status](https://travis-ci.org/robingenuer/VSURF.svg?branch=master)](https://travis-ci.org/robingenuer/VSURF) [![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/github/robingenuer/VSURF?branch=master&svg=true)](https://ci.appveyor.com/project/robingenuer/VSURF) [![CRAN\_Status\_Badge](http://www.r-pkg.org/badges/version/VSURF)](https://cran.r-project.org/package=VSURF) [![CRAN Downloads month](https://cranlogs.r-pkg.org/badges/VSURF?color=blue)](https://www.r-pkg.org/pkg/VSURF) [![CRAN Downloads overall](https://cranlogs.r-pkg.org/badges/grand-total/VSURF?color=blue)](https://www.r-pkg.org/pkg/VSURF)
 
 Variable Selection Using Random Forests
 
@@ -12,16 +12,16 @@ R package, implementing a three steps variable selection procedure based on rand
 Install
 -------
 
-To install the latest released version available on CRAN, use :
+To install the latest released version available on CRAN, use:
 
 ``` r
 install.packages("VSURF")
 ```
 
-To try the current development version from github, use :
+To try the current development version from github, use:
 
 ``` r
+if (!requireNamespace("devtools", quietly = TRUE)) {
+    install.packages("devtools")}
 devtools::install_github("robingenuer/VSURF")
-# This needs the devtools package to be installed :
-# install.packages("devtools")
 ```