robnyman/Firefox-OS-Boilerplate-App — pull request #15 by taboca (2013-07-18 08:22:30+00:00)
Title: Packaged apps - for simulator or 'zip' for future upload to a marketplace

Folks are having problems because they try to zip the contents of the directory directly. So they missed the fact "Add Directory" is similar to the case of the zip. I simply moved the note under the "Packaged Apps" section.