[mythtv] MythGame rescan drops favorites

[J. Donavan Stanley]

Greg Estabrooks wrote:

>>You can't simply add what's new and remove what's been deleted?
>>    
>>
>
> Certainly I could, but was hoping to avoid any extra lookups and
>or prompting of the user as much as possible. On small collections
>It's not that bad, but if you have a lot of them (I have 24k of
>entries in my DB at the moment, and yes there are people out there
>with a heck of a lot more of them) then that can lead to a lot.
>  
>
You don't HAVE to prompt the user for anything in order to only remove 
roms that no longer exist.  If want to a simple "yes, no, yes to all, no 
to all" prompt like mythvideo does it solves the problem for people with 
thousands of ROMs.