fixed missing import in auth, version bump

Author: justquick

MANIFEST.in

@@ -0,0 +1,6 @@
+include AUTHORS.txt
+include LICENSE.txt
+include README.rst
+include CHANGELOG.txt
+include varnish.py
+include bin/varnish_manager

README.rst

@@ -8,7 +8,7 @@ Simple Python interface for the Varnish management port
 
 ::
 
-    pip install python-varnish==0.2.0
+    pip install python-varnish==0.2.1
 
 If you are running a version of varnish older than 3.0 then install python-varnish==0.1.2 instead.
 

setup.py

@@ -2,7 +2,7 @@
 
 setup(
     name='python-varnish',
-    version='0.2.0',
+    version='0.2.1',
     long_description=open('README.rst').read(),
     description='Simple Python interface for the Varnish management port',
     author='Justin Quick',

varnish.py

@@ -35,6 +35,7 @@
 from threading import Thread
 from httplib import HTTPConnection
 from urlparse import urlparse
+from hashlib import sha256
 import logging