[ChangeLog] Actualize

[ci skip]

ChangeLog

+version <unreleased>
+
+Core
++ [test/helper] Add support for maxcount and count collection len checkers
+* [downloader/hls] Fix uplynk ad skipping (#18824)
+* [postprocessor/ffmpeg] Improve ffmpeg version parsing (#18813)
+
+Extractors
+* [youtube] Skip unsupported adaptive stream type (#18804)
++ [youtube] Extract DASH formats from player response (#18804)
+* [funimation] Fix extraction (#14089)
+* [skylinewebcams] Fix extraction (#18853)
++ [curiositystream] Add support for non app URLs
++ [bitchute] Check formats (#18833)
+* [wistia] Extend URL regular expression (#18823)
++ [playplustv] Add support for playplus.com (#18789)
+
+
 version 2019.01.10
 
 Core