fix: add space to commands after subcommand
feat: Setup testing framework
test: initial tests for notification-list
fix: need to defer returning of the list of fetched videos
fix: parse the returned data correctly and use the get()() function correctly
fix: reject promise if the return code was > 400
fix: 400 is an error response too...
test: test cases for fetching video list from youtube
style: change name of video-fetcher test file
fix: make sure to save the initial array if it didn't exist
feat: latest-video module that allows for checking of new videos since last check for the given username