Fallback to default options when training from old models
Fallback to default options when training from old models

jsenellart-systran/OpenNMT,monsieurzhang/OpenNMT,dabbler0/seq2seq-comparison,da03/OpenNMT,jsenellart/OpenNMT,OpenNMT/OpenNMT,jsenellart/OpenNMT,OpenNMT/OpenNMT,cservan/OpenNMT_scores_0.2.0,monsieurzhang/OpenNMT,harvardnlp/seq2seq-attn,jsenellart/OpenNMT,jsenellart-systran/OpenNMT,OpenNMT/OpenNMT,jungikim/OpenNMT,da03/OpenNMT,dabbler0/seq2seq-comparison,jsenellart-systran/OpenNMT,da03/OpenNMT,jungikim/OpenNMT,srush/OpenNMT,monsieurzhang/OpenNMT,jungikim/OpenNMT