fixup default issues

Author: jaredmauch

Mailman/Defaults.py.in

@@ -1786,7 +1786,7 @@ SITE_PW_FILE = os.path.join(DATA_DIR, 'adm.pw')
 LISTCREATOR_PW_FILE = os.path.join(DATA_DIR, 'creator.pw')
 
 # Import a bunch of version numbers
-from Mailman.Version import *
+from .Version import *
 
 # Vgg: Language descriptions and charsets dictionary, any new supported
 # language must have a corresponding entry here. Key is the name of the

Mailman/mm_cfg.py.dist.in

@@ -46,7 +46,7 @@ affect lists created after the change.  For existing lists, see the FAQ at
 ###############################################
 # Here's where we get the distributed defaults.
 
-from Defaults import *
+from Mailman.Defaults import *
 
 ##################################################
 # Put YOUR site-specific settings below this line.