fix thegamesdb.net screenscraper and/or add screenscraper.fr support

[rcampbel3]

Attract Mode really needs the native screenscraper fixed. Manually renaming files is such a pain, and I've never taken the time to try to figure out how to manually configure and run any of the commandline tools like skyscraper

[Mangaclub]

Agree on that, Screenscraper has a nice API to call upon and the Login credentials can be stored too in a config file.