devise ajax

devise.diff

diff --git a/config/initializers/devise.rb b/config/initializers/devise.rb
index e69156d..6b328d3 100644
--- a/config/initializers/devise.rb
+++ b/config/initializers/devise.rb
@@ -56,6 +56,7 @@ Devise.setup do |config|
 
   # If http headers should be returned for AJAX requests. True by default.
   # config.http_authenticatable_on_xhr = true
+  config.http_authenticatable_on_xhr = false
 
   # The realm used in Http Basic Authentication. "Application" by default.
   # config.http_authentication_realm = "Application"
@@ -198,6 +199,7 @@ Devise.setup do |config|
   #
   # The "*/*" below is required to match Internet Explorer requests.
   # config.navigational_formats = ["*/*", :html]
+  config.navigational_formats = [:html, :json]
 
   # The default HTTP method used to sign out a resource. Default is :delete.
   config.sign_out_via  = :get
@@ -229,4 +231,4 @@ Devise.setup do |config|
   # When using omniauth, Devise cannot automatically set Omniauth path,
   # so you need to do it manually. For the users scope, it would be:
   # config.omniauth_path_prefix = "/my_engine/users/auth"
-end
\ No newline at end of file
+end