Hides related videos, comments and video length by default on Youtube to prevent spoilers.
Updated 03/01/17 to fix issues with new YouTube design.
NEW 21 July: Added DotaVods #2 channel
NEW 5 July: Added ESL Counter-Strike.
NEW 17 June: Added CSGO / HS channels
NEW: Select which channels the extension is active on.
Removes the common sources of spoilers from the Youtube video page on EventVODs and related channels.
-Removes related videos section.
-Hides video length.
-Hides comments, with a toggle to show them again.