message: add deprecation notice to eosiocpp
diff: @@ -150,6 +150,11 @@ function print_help {
  echo " Generate the ABI specification file [EXPERIMENTAL]"
  }
  +function print_deprecation_notice {
  + echo -e "\033[0;33mWARNING: this tool is deprecated and will be removed in a future release\033[0m" 1>&2
  + echo -e "\033[0;33mPlease consider using the EOSIO.CDT (https://github.com/EOSIO/eosio.cdt/)\033[0m" 1>&2
  +}
  +
  command=""
  while [[ $# -gt 1 ]]
  @@ -185,6 +190,8 @@ case $key in
  esac
  done
  +print_deprecation_notice
  +
  if [[ "outname" == "$command" ]]; then
  build_contract $@
  elif [[ "newcontract" == "$command" ]]; then
  