make aspect membership controller specs green

app/controllers/aspect_memberships_controller.rb

@@ -31,7 +31,7 @@ class AspectMembershipsController < ApplicationController
       flash.now[:error] = I18n.t 'aspect_memberships.destroy.failure'
     end
 
-    respond_with do |format|
+    respond_to do |format|
       format.json do
         if success
           render :json => {

spec/controllers/aspect_memberships_controller_spec.rb

@@ -90,7 +90,7 @@ describe AspectMembershipsController do
       delete :destroy, :format => :json, :id => membership.id
       response.should be_success
       @aspect1.reload
-      @aspect1.contacts.include?(@contact).should be false
+      @aspect1.contacts.to_a.should_not include @contact
     end
 
     it 'does not 500 on an html request' do
@@ -98,7 +98,7 @@ describe AspectMembershipsController do
       delete :destroy, :id => membership.id
       response.should redirect_to :back
       @aspect1.reload
-      @aspect1.contacts.include?(@contact).should be false
+      @aspect1.contacts.to_a.should_not include @contact
     end
 
     it 'aspect membership does not exist' do