test -d ubuntu1804/generated || mkdir ubuntu1804/generated
cp -rlt ubuntu1804/generated common-generated/*
-GOTARBALL=go1.12.7.linux-amd64.tar.gz
+GOTARBALL=go1.13.4.linux-amd64.tar.gz
NODETARBALL=node-v6.11.2-linux-x64.tar.xz
RVMKEY1=mpapis.asc
RVMKEY2=pkuczynski.asc