message: Make `setup_oss_toolchain.sh` more precise
  Summary:
  Pull Request resolved:
  Do not use `libboost-all-dev`, it increases the download size from `<40MB` to `>130MB` and pulls in older compilers (because of `libboost-mpi-dev`).
diff: @@ -18,6 +18,13 @@ ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
  TMP=$(mktemp -d 2>/dev/null)
  trap 'rm -r $TMP' EXIT
  +BOOST_DEB_UBUNTU_PKGS="libboost-filesystem-dev
  + libboost-iostreams-dev
  + libboost-program-options-dev
  + libboost-regex-dev
  + libboost-system-dev
  + libboost-thread-dev"
  +
  function install_python36_from_source {
  pushd "$TMP"
  wget https://www.python.org/ftp/python/3.6.10/Python-3.6.10.tgz
  @@ -50,7 +57,7 @@ function install_from_apt {
  wget
  zlib1g-dev $*"
  apt-get update
  - apt-get install ${PKGS}
  + apt-get install --no-install-recommends -y ${PKGS}
  }
  function handle_debian {
  @@ -64,7 +71,7 @@ function handle_debian {
  install_boost_from_source
  ;;
  *)
  - install_from_apt libboost-all-dev python3
  + install_from_apt ${BOOST_DEB_UBUNTU_PKGS} python3
  ;;
  esac
  }
  @@ -81,7 +88,7 @@ function handle_ubuntu {
  install_boost_from_source
  ;;
  2*)
  - install_from_apt libboost-all-dev python3
  + install_from_apt ${BOOST_DEB_UBUNTU_PKGS} python3
  ;;
  *)
  echo "Unsupported Ubuntu version $1"
  