test: check old megalodon version

packages/megalodon/src/entity.ts

@@ -11,7 +11,6 @@
 /// <reference path="./entities/featured_tag.ts" />
 /// <reference path="./entities/field.ts" />
 /// <reference path="./entities/filter.ts" />
-/// <reference path="./entities/follow_request.ts" />
 /// <reference path="./entities/history.ts" />
 /// <reference path="./entities/identity_proof.ts" />
 /// <reference path="./entities/instance.ts" />
@@ -32,9 +31,8 @@
 /// <reference path="./entities/stats.ts" />
 /// <reference path="./entities/status.ts" />
 /// <reference path="./entities/status_params.ts" />
-/// <reference path="./entities/status_source.ts" />
 /// <reference path="./entities/tag.ts" />
 /// <reference path="./entities/token.ts" />
 /// <reference path="./entities/urls.ts" />
 
-export default Entity
+export default Entity;