Ensure tests are working with Python3.

Index: Cerealizer-0.7/test/regtest.py
===================================================================
--- Cerealizer-0.7.orig/test/regtest.py	2006-06-17 00:05:55.000000000 +0200
+++ Cerealizer-0.7/test/regtest.py	2013-08-15 14:39:59.750049950 +0200
@@ -10,7 +10,7 @@
 
 import cerealizer
 import unittest
-
+import imp
 
 class TestBasicType(unittest.TestCase):
   def setUp(self):
@@ -43,7 +43,7 @@
   def test_set2     (self): self.loads_dumps_and_compare(set([1, 2.2, "jiba"]))
   def test_dict1    (self): self.loads_dumps_and_compare({})
   def test_dict2    (self): self.loads_dumps_and_compare({ "jiba" : 100, "other" : 0 })
-  def test_dict3    (self): self.loads_dumps_and_compare({ "jiba" : range(100), "other" : { 1:2 } })
+  def test_dict3    (self): self.loads_dumps_and_compare({ "jiba" : list(range(100)), "other" : { 1:2 } })
   
   def test_None    (self): self.loads_dumps_and_compare(None)
   
@@ -228,7 +228,7 @@
     o = OldObj()
     s = cerealizer.dumps(o)
     
-    reload(cerealizer)
+    imp.reload(cerealizer)
     class NewObj(object):
       def __init__(self):
         self.x    = 2
@@ -283,7 +283,7 @@
     
   def test_craked_file1(self):
     craked_file = "cereal1\n2\n__builtin__.dict\nfile\n0\nr0\nr1\n"
-    self.assertRaises(StandardError, lambda : cerealizer.loads(craked_file))
+    self.assertRaises(Exception, lambda : cerealizer.loads(craked_file))
     
 
 if __name__ == '__main__': unittest.main()