…nc to find undownloaded files and download them and send a notification so roms can be imported

…ded; fixed wrong notification observing

…on crash that occurs when realm is being used by the different iCloud syncing that causes the crash

…g convention; removed importing from app delegate; added TODOs

…s when saving save states on realm

…ith iCloud due to realm

…shes downloading insetad of checking in a loop; updated to import only roms and just download any extra files that are part of the ROMs directory for each core; updated to make the syncers live for the lifetime of the application; added concurrency for downloading files to speed things up; refactored saved states code to just work directly with downloaded files; removed unused events

…ss; fixed files not storing correctly when turning off icloud

…ary use of user defaults flag; updated logic so initial opening of app or switching icloud on tries to import anything already downloaded

…hen importer is curently importing files and to do the importing when it finishes

…o get system from icloud parent directory

…check; fixed predicate; updated to check if file exists first

…ving game from cache after deletion either from manual deletion or icloud sync deletion

…ple items in queue are removed; added deletion of games when the application is closed and the cloud container ROMs are removed

… different kinds of multiple disc ROM files; fixed comment

…n the app first loads or the user turns on icloud and icloud files are already downloaded, but not imported

…pdated to use barrier dispatch queue when modifying netFiles set