Merging in latest boto.

boto/sdb/item.py

Index: boto/sdb/item.py
diff --git a/boto/sdb/item.py b/boto/sdb/item.py
index 4705b313df5f0ef85fcdc1d381d138f23974e2da..86bc70cab2b6fd3c3591df5d00b9e28d99fc687a 100644
--- a/boto/sdb/item.py
+++ b/boto/sdb/item.py
@@ -31,11 +31,9 @@ class Item(dict):
     The keys on instances of this object correspond to attributes that are
     stored on the SDB item. 
     
-    .. tip::
-        While it is possible to instantiate this class directly, you may want
-        to use the convenience methods on :py:class:`boto.sdb.domain.Domain`
-        for that purpose. For example, 
-        :py:meth:`boto.sdb.domain.Domain.get_item`.
+    .. tip:: While it is possible to instantiate this class directly, you may
+        want to use the convenience methods on :py:class:`boto.sdb.domain.Domain`
+        for that purpose. For example, :py:meth:`boto.sdb.domain.Domain.get_item`.
     """
     def __init__(self, domain, name='', active=False):
         """