Added migration for subscriber labs flag

no-issue

core/server/data/migrations/versions/3.0/14-remove-subscribers-flag.js

@@ -0,0 +1,28 @@
+const common = require('../../../../lib/common');
+
+module.exports = {
+    async up({connection}) {
+        let result = await connection('settings')
+            .where('key', '=', 'labs')
+            .select('value');
+
+        if (!result || !result[0]) {
+            common.logging.warn(`Could not find labs setting`);
+            result = [{}];
+        }
+
+        const labs = JSON.parse(result[0].value);
+
+        labs.members = !!labs.members || !!labs.subscribers;
+
+        common.logging.info(`Updating labs setting removing subscribers (was ${labs.subscribers}) settings members to ${labs.members}`);
+        labs.subscribers = undefined;
+
+        await connection('settings')
+            .where('key', '=', 'labs')
+            .update('value', JSON.stringify(labs));
+    },
+    async down() {
+        throw new Error();
+    }
+};