Fix small python 2.6 compability issues.

Author: GraylinKim

sc2reader/data/__init__.py

@@ -2,7 +2,12 @@
 
 import json
 import pkgutil
-from collections import OrderedDict
+
+try:
+    from collections import OrderedDict
+except ImportError as e:
+    from ordereddict import OrderedDict
+
 from sc2reader.log_utils import loggable
 
 ABIL_LOOKUP = dict()

sc2reader/decoders.py

@@ -5,7 +5,11 @@
 
 import struct
 import functools
-from collections import OrderedDict
+
+try:
+    from collections import OrderedDict
+except ImportError as e:
+    from ordereddict import OrderedDict
 
 class ByteDecoder(object):
     """

setup.py

@@ -45,7 +45,7 @@
         ]
     },
 
-    install_requires=['mpyq>=0.2.2','argparse'] if float(sys.version[:3]) < 2.7 else ['mpyq>=0.2.2'],
+    install_requires=['mpyq>=0.2.2','argparse','ordereddict'] if float(sys.version[:3]) < 2.7 else ['mpyq>=0.2.2'],
     packages=setuptools.find_packages(),
     include_package_data=True,
     zip_safe=True