Command line arguments for R installer

Author: richardbeare

azure-pipelines.yml

@@ -22,5 +22,5 @@ jobs:
           set -x
           curl https://cloud.r-project.org/bin/windows/base/R-3.6.1-win.exe -o R-3.6.1-win.exe
           curl https://cloud.r-project.org/bin/windows/Rtools/Rtools35.exe -o Rtools35.exe
-          ./R-3.6.1-win.exe
+          ./R-3.6.1-win.exe /DIR="c:\Program Files\R" /GROUP="R" /COMPONENTS="main,x86_64,translations"
         displayName: RStuff