composer/composer — pull request #308 by stof (2012-02-17 23:03:03+00:00)
Title: Added a NullIO

This class is needed for composer/Packagist#93 to be able to use the repository in a non-interactive environment. As it may help other people too, @Seldaef asked me to add in it Composer itself (which I thought about too as stated by the todo in the original version)