* Adds option `extname` to `stylesheet_link_tag` to skip default
`.css` extension appended to the stylesheet path.
Before:
```ruby
stylesheet_link_tag "style.less"
#
```
After:
```ruby
stylesheet_link_tag "style.less", extname: false, skip_pipeline: true, rel: "stylesheet/less"
#
```
*Abhay Nikam*
* Deprecate `render` locals to be assigned to instance variables.
*Petrik de Heus*
* Remove legacy default `media=screen` from `stylesheet_link_tag`.
*André Luis Leal Cardoso Junior*
* Change `ActionView::Helpers::FormBuilder#button` to transform `formmethod`
attributes into `_method="$VERB"` Form Data to enable varied same-form actions:
<%= form_with model: post, method: :put do %>
<%= form.button "Update" %>
<%= form.button "Delete", formmethod: :delete %>
<% end %>
<%# =>
%>
*Sean Doyle*
* Change `ActionView::Helpers::UrlHelper#button_to` to *always* render a
`