Require httplib2 0.7.2 or better. Reviewed in http://codereview.appspot.com/5694054/
diff --git a/setup.py b/setup.py
index 2ffc37c..b6fee4e 100644
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@
   ]
 
 install_requires = [
-    'httplib2',
+    'httplib2>=0.7.2',
     'oauth2',
     'python-gflags',
     ]
diff --git a/setup_oauth2client.py b/setup_oauth2client.py
index c13d696..fbed1ae 100644
--- a/setup_oauth2client.py
+++ b/setup_oauth2client.py
@@ -24,7 +24,7 @@
 ]
 
 install_requires = [
-    'httplib2',
+    'httplib2>=0.7.2',
     'python-gflags',
     ]