Removes old uploader files. Besides FileUploader.php is not part of Citrus.

Also removes the upload part of the ObjectController::save() method.
Stop rewriting real directories
Added a method to get $_FILES array easily
Cleaning Response class
Throws an exception when template file or controller class is not found
Upgrading FontAwesome
No layout rendered when request is XMLHTTPRequest
Removes tr() function in label display

As long as we don't have a true i18n management.
Only starts database connection when needed, instead of all the time.
Stop trying to access to the view if it doesn't exist
Adding constant CITRUS_SCHEME to detect https
Cleaning up messy class
Setting a default value to param "filter"
Citrus::getDatabase wasn't returning anything
Use the getDatabase method
Cache management for static files + new static folder in app

Adding a controller action reading css/js/img/fonts files and returning
them with the headers needed by the browser to store them in cache.
Apps now have a "static" folder containing all app-related client files
(css, js, etc…)
Moving all static files of installation app in its directory

this app is now easily removable.