Merging in latest boto.

boto/gs/acl.py

Index: boto/gs/acl.py
diff --git a/boto/gs/acl.py b/boto/gs/acl.py
index 33aaadff84e780235fb5c1b38391417600aba2f2..0846f018a3e7be5e9993cb1813f20f921ad61ab9 100755
--- a/boto/gs/acl.py
+++ b/boto/gs/acl.py
@@ -42,7 +42,7 @@ USER_BY_EMAIL = 'UserByEmail'
 USER_BY_ID = 'UserById'
 
 
-CannedACLStrings = ['private', 'public-read',
+CannedACLStrings = ['private', 'public-read', 'project-private',
                     'public-read-write', 'authenticated-read',
                     'bucket-owner-read', 'bucket-owner-full-control']
 
@@ -54,6 +54,10 @@ class ACL:
         self.parent = parent
         self.entries = []
 
+    @property
+    def acl(self):
+        return self
+
     def __repr__(self):
         # Owner is optional in GS ACLs.
         if hasattr(self, 'owner'):