changes for tests

Author: Josh Owen

robots/tests/tests.py

@@ -1,7 +1,6 @@
 # coding=utf-8
 
-# todo On Django 1.4 change testcase to django.test.SimpleTestCase
-from django.utils import unittest
+import unittest
 
 from robots.utils import clean_pattern, join_patterns, create_rules
 

robots/utils.py

@@ -5,6 +5,7 @@
 try:
     # Python 3
     from urllib.parse import quote, unquote
+    unichr = chr
 except ImportError:
     # Python 2
     from urllib import quote, unquote