Remove references to the CRAN env var from scripts

scripts/install_tidyverse.sh

@@ -18,7 +18,7 @@ apt-get update -qq && apt-get -y --no-install-recommends install \
     unixodbc-dev && \
   rm -rf /var/lib/apt/lists/*
 
-install2.r --error --skipinstalled -r $CRAN -n $NCPUS \
+install2.r --error --skipinstalled -n $NCPUS \
     tidyverse \
     devtools \
     rmarkdown \
@@ -27,7 +27,7 @@ install2.r --error --skipinstalled -r $CRAN -n $NCPUS \
     gert
 
 ## dplyr database backends
-install2.r --error --skipinstalled -r $CRAN -n $NCPUS \
+install2.r --error --skipinstalled -n $NCPUS \
     arrow \
     dbplyr \
     DBI \
@@ -40,6 +40,6 @@ install2.r --error --skipinstalled -r $CRAN -n $NCPUS \
     fst
 
 ## a bridge to far? -- brings in another 60 packages
-# install2.r --error --skipinstalled -r $CRAN -n $NCPUS tidymodels
+# install2.r --error --skipinstalled -n $NCPUS tidymodels
 
  rm -rf /tmp/downloaded_packages

scripts/install_verse.sh

@@ -49,7 +49,7 @@ fi
 # So: we can build the redland package bindings and then swap back to libcurl-openssl-dev... (ick)
 # explicitly install runtime library sub-deps of librdf0-dev so they are not auto-removed.
 apt-get install -y librdf0-dev
-install2.r --error --skipinstalled -r $CRAN redland
+install2.r --error --skipinstalled -r redland
 apt-get install -y \
 	libcurl4-openssl-dev \
 	libxslt-dev \
@@ -70,8 +70,8 @@ wget "https://travis-bin.yihui.name/texlive-local.deb" \
 ## Install texlive
 /rocker_scripts/install_texlive.sh
 
-install2.r --error -r $CRAN --skipinstalled tinytex
-install2.r --error --deps TRUE -r $CRAN --skipinstalled \
+install2.r --error -r --skipinstalled tinytex
+install2.r --error --deps TRUE -r --skipinstalled \
     blogdown bookdown rticles rmdshower rJava xaringan
 
 rm -rf /tmp/downloaded_packages