message: Fix echo not interpret \n in GoTest.sh
  When running GoTest.sh, the last step that checking go format files
  are print \n instead of new line:
  These files are not well gofmt'ed:\n\nMyGame/Example/Color.go
  MyGame/Example/MonsterStorage_grpc.go
  This changes fix it by echo NOT_FMT_FILES in separate line.
diff: @@ -67,7 +67,9 @@ fi
  NOT_FMT_FILES=$(gofmt -l MyGame)
  if [[ ${NOT_FMT_FILES} != "" ]]; then
  - echo "These files are not well gofmt'ed:\n\n${NOT_FMT_FILES}"
  + echo "These files are not well gofmt'ed:"
  + echo
  + echo "${NOT_FMT_FILES}"
  # enable this when enums are properly formated
  # exit 1
  fi
  