Support char-s2s model options in command line
Support char-s2s model options in command line

marian-nmt/marian-train,emjotde/amunmt,amunmt/marian,marian-nmt/marian-train,emjotde/Marian,emjotde/amunmt,amunmt/marian,emjotde/amunn,emjotde/amunn,emjotde/amunn,emjotde/amunn,marian-nmt/marian-train,emjotde/amunmt,emjotde/Marian,amunmt/marian,marian-nmt/marian-train,marian-nmt/marian-train,emjotde/amunmt