mootools/mootools-core — pull request #2120 by ahmadnassri (2011-11-05 15:59:56+00:00)
Title: RAW Body & HTML 5 Files API

this allows to send a RAW request body and adds the ability to upload files (HTML5)

you probably might choose to separate into separate classes (in More perhaps?) I just thought this is a much needed basic functionality that should be part of Core (or More) MooTools, not as a plugin ...