[gitg] Lowercase the email when getting the gravatar uri

[Garrett Regier <gregier src gnome org>]

commit 57dd4d68e3468fdcf1e9d9e6aa410d0e3cc81206
Author: Garrett Regier <garrettregier gmail com>
Date:   Sun Mar 17 03:52:23 2013 -0700

    Lowercase the email when getting the gravatar uri
    
    See: http://en.gravatar.com/site/implement/hash/

 libgitg-gtk/gitg-gtk-diff-view-request-diff.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgitg-gtk/gitg-gtk-diff-view-request-diff.vala 
b/libgitg-gtk/gitg-gtk-diff-view-request-diff.vala
index 77e1e46..5ede62a 100644
--- a/libgitg-gtk/gitg-gtk-diff-view-request-diff.vala
+++ b/libgitg-gtk/gitg-gtk-diff-view-request-diff.vala
@@ -189,7 +189,7 @@ namespace GitgGtk
                        builder.add_string_value(sig.get_email());
 
                        builder.set_member_name("email_md5");
-                       builder.add_string_value(Checksum.compute_for_string(ChecksumType.MD5, 
sig.get_email()));
+                       builder.add_string_value(Checksum.compute_for_string(ChecksumType.MD5, 
sig.get_email().down()));
 
                        builder.set_member_name("time");
                        builder.add_int_value(sig.get_time().to_unix());