nokogiri version 1.1.1 has been released!

Nokogiri (鋸) is an HTML, XML, SAX, and Reader parser.

Changes:

### 1.1.1

* New features

* Added XML::Node#elem?
* Added XML::Node#attribute_nodes
* Added XML::Attr
* XML::Node#delete added.
* XML::NodeSet#inner_html added.

* Bugfixes

* Not including an HTML entity for \r for HTML nodes.
* Removed CSS::SelectorHandler and XML::XPathHandler
* XML::Node#attributes returns an Attr node for the value.
* XML::NodeSet implements to_xml