- Added handler for uncaught exceptions
- Added 'Requested by' column to the 'Now Playing' embed
- Changed Now Playing command to return a Rich Embed.
- Added 'Up Next' to the rich embed to show the next song in the queue
- Added 'Up Next' to the Now Playing embed
- Added 'upnext' command to show the next song in the queue
- The 'play' command will display a rich embed if the added song is next in the queue