为HTML5、Video.js、JW Player、Plyr、HLS.js、YouTube等提供通用视频速度控制，具有智能检测功能
这些是此脚本的所有版本。 只显示代码变更过的版本。
Now when you press 'h' on a webpage without videos, the panel will remain hidden and you'll see a console message: "Enhanced Video Speed Controller: No video players found, UI will not be shown". The panel will only appear on pages that actually have video players detected.
fix: automatically set video speed when the URL changes
add icon
add more metainfo for i18n support
