support utf-8 encoded files

Author: chfw

templates/setup.py.jj2

@@ -1,5 +1,6 @@
 {% block header %}
 {% endblock %}
+import codecs
 {% if external_module_library %}
 from distutils.core import setup, Extension
 {% else %}
@@ -136,7 +137,7 @@ def read_files(*files):
 
 def read(afile):
     """Read a file into setup"""
-    with open(afile, 'r') as opened_file:
+    with codecs.open(afile, 'r', 'utf-8') as opened_file:
         content = filter_out_test_code(opened_file)
         content = "".join(list(content))
         return content