+- [sandia] Remove extractor
+- [collegerama] Remove extractor
++ [mediasite] Add support for sites based on Mediasite Video Platform (#5428,
+ #11185, #14343)
++ [ufctv] Add support for ufc.tv (#14520)
+* [pluralsight] Fix missing first line of subtitles (#11118)
+* [openload] Fallback on f-page extraction (#14665, #14879)
+* [vimeo] Improve password protected videos extraction (#15114)
+* [aws] Fix canonical/signed headers generation on python 2 (#15102)