Merge pull request #7686 from remitamine/acast

[acast] Add new extractor

diff --combined youtube_dl/extractor/__init__.py
index f0ca90e611f1b5a11bdfb68b5e4ba922ae534755,f7594832f43ff44c3f6414ba5d7d57e0a88231f4..c1dd8755009f15f59855530cf87682fe9c739cb2
--- 1/youtube_dl/extractor/__init__.py
--- 2/youtube_dl/extractor/__init__.py
+++ b/youtube_dl/extractor/__init__.py
@@@ -3,11 -3,13 +3,15 @@@ from __future__ import unicode_literal
  from .abc import ABCIE
  from .abc7news import Abc7NewsIE
  from .academicearth import AcademicEarthCourseIE
+ from .acast import (
+     ACastIE,
+     ACastChannelIE,
+ )
  from .addanime import AddAnimeIE
  from .adobetv import (
      AdobeTVIE,
 +    AdobeTVShowIE,
 +    AdobeTVChannelIE,
      AdobeTVVideoIE,
  )
  from .adultswim import AdultSwimIE
@@@ -40,7 -42,6 +44,7 @@@ from .arte import 
  )
  from .atresplayer import AtresPlayerIE
  from .atttechchannel import ATTTechChannelIE
 +from .audimedia import AudiMediaIE
  from .audiomack import AudiomackIE, AudiomackAlbumIE
  from .azubu import AzubuIE
  from .baidu import BaiduVideoIE
@@@ -203,7 -204,6 +207,7 @@@ from .freesound import FreesoundI
  from .freespeech import FreespeechIE
  from .freevideo import FreeVideoIE
  from .funnyordie import FunnyOrDieIE
 +from .gameinformer import GameInformerIE
  from .gamekings import GamekingsIE
  from .gameone import (
      GameOneIE,
@@@ -558,10 -558,6 +562,10 @@@ from .shahid import ShahidI
  from .shared import SharedIE
  from .sharesix import ShareSixIE
  from .sina import SinaIE
 +from .skynewsarabia import (
 +    SkyNewsArabiaIE,
 +    SkyNewsArabiaArticleIE,
 +)
  from .slideshare import SlideshareIE
  from .slutload import SlutloadIE
  from .smotri import (