libxml 0.0.4

A Rust wrapper for libxml2
# Change Log

## [0.0.4] 2016-04-25

### Changed

* The ```Node.add_child``` method now adds a Node, while the old behavior of creating a new node with a given namespace and name is now ```Node.new_child```

### Added

* Can add following siblings via ```Node.add_next_sibling```
* Can now add text nodes via ```Node.new_text```