Added rudimentary scene and entity scene remove.

src/argv.js

@@ -238,6 +238,21 @@ const { argv } = yargs
 		type: 'boolean',
 		default: false,
 	})
+	.option('flush-channels', {
+		describe: 'Delete all scenes and movies from channels.',
+		type: 'array',
+		alias: 'flush-channel',
+	})
+	.option('flush-networks', {
+		describe: 'Delete all scenes and movies from network.',
+		type: 'array',
+		alias: 'flush-network',
+	})
+	.option('delete', {
+		describe: 'Remove scenes by ID.',
+		type: 'array',
+		alias: 'remove',
+	})
 	.coerce('after', interpretAfter)
 	.coerce('actors-update', interpretAfter);