[FEATURE] Providing Core Resource FileReference functionality

Retrieve file information from Core\Resource by creating
a FAL resource object on the fly when needed.

You can access properties or getters of the object in Fluid
easily with the dot notation:

E.g.:

{myEntity.fileProperty.originalResource.title}
{myEntity.fileProperty.originalResource.properties.identifier}

Resolves: #46102
Releases: 6.1, 6.0
Change-Id: I33ff6a088e61715513446ae7600d3d21cbcfcd5a
Reviewed-on: https://review.typo3.org/18779
Reviewed-by: Helmut Hummel
Tested-by: Helmut Hummel
Reviewed-by: Anja Leichsenring
Tested-by: Anja Leichsenring