Ignore backups

I tend to make backups of videos.json and playlists.json by appending
".BAK001", etc., to the filename. Files *starting* with "videos.json" or
"playlists.json" are now properly ignored.
Ignore user-uploads.txt

Why am I so bad at committing related changes?
Smart quotes are evil

Replace "smart" quotes with straight quotes and put sample username and link in code tags.
Update README.md
GitHub-flavored Markdown is weird

Apparently it only allows HTML comments at the beginning of a line.
I need to pay more attention

These commits are getting too granular.
Merge branch 'devel'

Might as well.
Merge branch 'devel'