Be careful with old versions!
✔ Added support for streamable.com
For now, the context-menu search functionality is disabled, until i can figure how to achieve the same in an e10s-compatible way...
✔ Fixed bug causing the player to open multiple times.
✔ Fixed "Use rounded Corners" option.
✔ Some other minor fixes.
✔ Added option to open the player minimized.
✔ Support for "attribution_link"-tagged YT video links.
✔ HTML5 and HD playback is now supported for DailyMotion videos.
✔ The clicked video link will now get focus when the player is closed. This should fix a issue where in certain circumstances mouse scrolling stopped working...
✔ Improved Backlight Effect (please refer to the add-on description for further details)
✔ Video-links on Twitter and FB should now work as well.
✔ Working over secure websites is now turned off by default.
✔ Added button on the top-right corner to minimize the player.
✔ Added option to use HD playback, which is turned off by default.
✔ Added Backlight Effect, whose option is turned on by default.
✔ Clicking "Show the Comment" over YouTube was wrongly bringing up the player.
✔ Added option to turn off Annotations.
✔ Added option to Add Icons to links, and to stylize them (Check screenshot)
✔ Added support for DailyMotion Playlist.
✔ Fixed DailyMotion's AutoPlay.
✔ Added ability to search for videos at YouTube, being the results shown as a Playlist. This works from the context-menu for the selected text.
✔ HTTPS should be now used whether it's suitable.
✔ Nested links to videos - such as those from Google results - should be properly opened now as well.
✔ Added support for Vimeo, DailyMotion, and Veoh... So, maybe we should change the add-on name...
✔ Added option to show videos "on site", ie while at youtube.com