Parser is now evaluated by UAS and LAS scores, not Sentence segmentation

trainer/src/TrainInfos.cpp

@@ -211,7 +211,7 @@ void TrainInfos::computeTrainScores(Config & c)
   for (auto & it : topologyPrinted)
   {
     if (it.first == "Parser")
-      addTrainScore(it.first, (scoresFloat["UAS"] + scoresFloat["LAS"] + scoresFloat["Sentences"]) / 3);
+      addTrainScore(it.first, (scoresFloat["UAS"] + scoresFloat["LAS"]) / 2);
     else if (it.first == "Segmenter")
       addTrainScore(it.first, scoresFloat["Sentences"]);
     else if (it.first == "Tokenizer")
@@ -269,7 +269,7 @@ void TrainInfos::computeDevScores(Config & c)
   for (auto & it : topologyPrinted)
   {
     if (it.first == "Parser")
-      addDevScore(it.first, (scoresFloat["UAS"] + scoresFloat["LAS"] + scoresFloat["Sentences"]) / 3);
+      addDevScore(it.first, (scoresFloat["UAS"] + scoresFloat["LAS"]) / 2);
     else if (it.first == "Segmenter")
       addDevScore(it.first, scoresFloat["Sentences"]);
     else if (it.first == "Tokenizer")