Fix the factory training mappings.

Author: GraylinKim

sc2reader/data/__init__.py

@@ -151,9 +151,9 @@
     'TrainReaper': ('Reaper',45),
     'TrainGhost': ('Ghost',40),
     'TrainMarauder': ('Marauder',30),
-    'TrainSiegeTank': ('SiegeTank',45),
-    'TrainThor': ('Thor',60),
-    'TrainHellion': ('Hellion',30),
+    'BuildSiegeTank': ('SiegeTank',45),
+    'BuildThor': ('Thor',60),
+    'BuildHellion': ('Hellion',30),
     'TrainMedivac': ('Medivac',42),
     'TrainBanshee': ('Banshee',60),
     'TrainRaven': ('Raven',60),