Aryk/dead_simple_cms — pull request #8 by iafonov (2013-04-30 10:47:38+00:00)
Title: Improvement/allow cells cache invalidation

@astashov please take a look

example:

```ruby
section(:front_page, path: "/", fragments: { cell: Cells::MainPage::Cell, state: :main }) do
text :content
end
```