Changed 'not authentication' to 'no authentication' in wiki description.

Signed-off-by: Jesse Rosenthal <jrosenthal@jhu.edu>

1 files changed, 1 insertions, 1 deletions

diff --git a/index.mdwn b/index.mdwn
index 60c0d3c..bb848d0 100644
--- a/index.mdwn
+++ b/index.mdwn
@@ -70,6 +70,6 @@ convert the archives to maildir format which is convenient for
 reading the archives within notmuch itself.
 
 This wiki is maintained used [ikiwiki](http://ikiwiki.info). You can pull and
-push changes using the following URL (not authentication necessary):
+push changes using the following URL (no authentication necessary):
 
     git://notmuchmail.org/git/notmuch-wiki