Enable absolute imports.

See PEP 328[1] for details. This feature was introduced in Python 2.5 and
will become mandatory in Python 3.

[1]: http://www.python.org/dev/peps/pep-0328

(imported from commit 7444eeba8a08d5f91b94c7921848f2274979bd76)

zephyr/lib/avatar.py

@@ -1,5 +1,7 @@
+from __future__ import absolute_import
+
 import hashlib
-from utils import make_safe_digest
+from zephyr.lib.utils import make_safe_digest
 
 def gravatar_hash(email):
     """Compute the Gravatar hash for an email address."""