RFC: Move Asset storage to the CR

[dfeyer (Dominique Feyer)]

@christianm For the MetaData check this other RFC

RFC: Adding additional properties to media assets

At the moment, the possibilities to configure assets in Neos are limited. Depending on the project, it can be necessary to store copyright information, author information or accessibility status for assets. While status information (like “is a accessible document” or “has to be reviewed”) could be handled via tagging, this is not possible for string properties. As discussed in RFC: Media Package Search and Meta data, we could use nodes to store asset data, but this is a bigger project. I could …