Merge pull request riseuplabs#86 from azul/bugfix/comment-updates-page

ensure posting a comment updates the page

Author: azul

app/controllers/pages/posts_controller.rb

@@ -25,6 +25,7 @@ def show
   def create
     @post = Post.create! @page, current_user, post_params
     current_user.updated(@page)
+    @page.save
     # maybe? :anchor => @page.discussion.posts.last.dom_id), :paging => params[:paging] || '1')
     render_posts_refresh @page.posts(pagination_params)
   end

test/functional/pages/posts_controller_test.rb

@@ -16,6 +16,7 @@ def test_create_post
     assert_response :success
     assert_equal 1, @page.reload.posts.count
     assert_equal body, @page.posts.first.body
+    assert_equal @user, @page.updated_by
   end
 
   def test_edit_post