if file_get_contents fails remove the file. And traverse up the tree
checking if the other folders are there.
Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
* Introduce simpleFS
* Introduce IAppData
* Introduce AppData Factory to get your AppData folder
* Update FileDisplayResponse
* AppData implements a ISimpleRoot but lazy. So only if an apps starts
to access data will stuff get initialized
Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
