Allow request to specify a return value when calling user_passwords#edit

app/controllers/user_passwords_controller.rb

@@ -1,6 +1,8 @@
 class UserPasswordsController < Spree::UserPasswordsController
   layout 'darkswarm'
 
+  before_filter :set_admin_redirect, only: :edit
+
   def create
     self.resource = resource_class.send_reset_password_instructions(params[resource_name])
 
@@ -18,4 +20,10 @@ class UserPasswordsController < Spree::UserPasswordsController
       end
     end
   end
+
+  private
+
+  def set_admin_redirect
+    session["spree_user_return_to"] = params[:return_to] if params[:return_to]
+  end
 end