Added upload date property to files in UI
Subscription videos can now be filtered by some of their properties (size, upload date, name, duration)
Subscription videos are now centered
File cards and subscription file cards now use video info dialog so that users can see info on each individual video
Ellipsis are now added client-side to video titles in file cards
added the ability to create playlists in the gui through a new dialog
reloading mp3s/mp4s doesn't cause an image refresh anymore when the list is unchanged
fixed loading spinner of available formats so it now only shows when it is loading the current url
file card images now don't show when errored or thumbnailurl doesn't exist
switched from css to scss default style system
cleaned up unused code in app component
upated youtube search results styling
downloading video from home screen now shows local progress bar under that video
