Added size() to scorekeeper

src/openalpr/edges/scorekeeper.cpp

@@ -51,6 +51,12 @@ namespace alpr
 
     return score;
   }
+  
+  
+  int ScoreKeeper::size() {
+    return weight_ids.size();
+  }
+
 
   void ScoreKeeper::printDebugScores() {
 

src/openalpr/edges/scorekeeper.h

@@ -35,6 +35,7 @@ namespace alpr
     void setScore(std::string weight_id, float score, float weight);
 
     float getTotal();
+    int size();
 
     void printDebugScores();