Merge pull request #10641 from vector-im/travis/tabbed-managers

Add docs for tabbed integration managers labs flag

docs/labs.md

@@ -50,3 +50,7 @@ That's it. Now should see your new counter under the header.
 
 An experimental, faster, message composer which should be more reliable and less prone to problems when 
 using your chosen input method.
+
+## Multiple integration managers (`feature_many_integration_managers`)
+
+Exposes a way to access all the integration managers known to Riot. This is an implementation of [MSC1957](https://github.com/matrix-org/matrix-doc/pull/1957).

riot.im/develop/config.json

@@ -28,7 +28,8 @@
         "feature_sas": "labs",
         "feature_room_breadcrumbs": "labs",
         "feature_state_counters": "labs",
-        "feature_cider_composer": "labs"
+        "feature_cider_composer": "labs",
+        "feature_many_integration_managers": "labs"
     },
     "welcomeUserId": "@riot-bot:matrix.org",
     "piwik": {