Replace the sucky bup.sh with new awesome backup.sh
Revert "Make yt enforce http for video players that can't do https"

Remove the forced https -> http in yt to make it useful again
Remove the sucky aytdl, youtube-dl can do that on its own
Make README reflect current state of things
Improve Makefile, remove aytdl (removed) and add backup.sh (new) from/to best picks
Rework ytdl
Better defaults for vidplay
Add better error handling to backup.sh
Change ytdl's name output format
Make ircurls.sh saner
Trust tar not to output random error messages