Added separate task queue for video streams to prevent ffmpeg overstressing the CPU. Fixed entity parent in scene REST API.

src/releases.js

@@ -20,10 +20,10 @@ function curateRelease(release, withMedia = false) {
 			id: release.entity.id,
 			name: release.entity.name,
 			slug: release.entity.slug,
-			parent: release.entity.parent && {
-				id: release.entity.parent.id,
-				name: release.entity.parent.name,
-				slug: release.entity.parent.slug,
+			parent: release.parent && {
+				id: release.parent.id,
+				name: release.parent.name,
+				slug: release.parent.slug,
 			},
 		},
 		actors: (release.actors || []).map(actor => ({