Removed PyInt_GetMax and sys.maxint
I replaced sys.maxint with sys.maxsize in Lib/*.py. Does anybody see a problem with the change on Win 64bit platforms? Win 64's long is just 32bit but the sys.maxsize is now 2**63-1 on every 64bit platform.
Also added docs for sys.maxsize.
diff --git a/Lib/test/test_itertools.py b/Lib/test/test_itertools.py
index 81e2e8e..17e0058 100644
--- a/Lib/test/test_itertools.py
+++ b/Lib/test/test_itertools.py
@@ -71,7 +71,7 @@
         self.assertEqual(repr(c), 'count(-9)')
         next(c)
         self.assertEqual(next(c), -8)
-        for i in (-sys.maxint-5, -sys.maxint+5 ,-10, -1, 0, 10, sys.maxint-5, sys.maxint+5):
+        for i in (-sys.maxsize-5, -sys.maxsize+5 ,-10, -1, 0, 10, sys.maxsize-5, sys.maxsize+5):
             # Test repr (ignoring the L in longs)
             r1 = repr(count(i)).replace('L', '')
             r2 = 'count(%r)'.__mod__(i).replace('L', '')