Adds an "Add to Playlist" button for easier and quicker access.
这些是此脚本的所有版本。 只显示代码变更过的版本。
Add to playlist buttons are now reliably added only once per element, including dynamically loaded content
SoundCloud new UI fixes
Adopted to new SoundCloud new UI
The animation name has been changed to avoid potential conflicts when detecting element insertion on the page.
