fix bug that was causing all PlayerSummary objects to share the same stats dictionary

Author: dsjoerg

sc2reader/objects.py

@@ -273,8 +273,8 @@ class PlayerSummary():
     stats = dict()
 
     def __init__(self, pid):
-        unknown2 = dict()
-        stats = dict()
+        self.unknown2 = dict()
+        self.stats = dict()
 
         self.pid = pid
 
@@ -317,4 +317,4 @@ def as_points(self):
         return zip(self.times, self.values)
 
     def __str__(self):
-        return "Graph with {0} values".format(len(self.times))
+        return "Graph with {0} values".format(len(self.times))