Merge pull request #37 from Quexer69/master

fix FileController -> attrib 'mimeType' -> 'mime_type'
fixed type value for original images
fixed folder assignment editable
fixed en messages
Merge branch 'master' of https://github.com/schmunk42/p3media
Add command that will delete files in 'application.runtime.p3media' or 'webroot.runtime.p3media' after they where not modified
    within the [--daysAlive] param