`data.table` had a `postInstall` step to rename `data.table.so` to `datatable.so`, but after the package bump the file was already called `datatable.so` and `mv` command would fail.
`data.table` had a `postInstall` step to rename `data.table.so` to `datatable.so`, but after the package bump the file was already called `datatable.so` and `mv` command would fail.