validation log now contains Epoch number (needed for Philly)
validation log now contains Epoch number (needed for Philly)

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