Configurable Back reference (#848)

Signed-off-by: Andrey Sobolev <haiodo@gmail.com>

models/presentation/src/plugin.ts

@@ -0,0 +1,23 @@
+//
+// Copyright © 2020, 2021 Anticrm Platform Contributors.
+// Copyright © 2021 Hardcore Engineering Inc.
+//
+// Licensed under the Eclipse Public License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License. You may
+// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import { mergeIds } from '@anticrm/platform'
+// Import plugin directly to prevent .svelte components to being exposed to type typescript.
+import presentation, { presentationId } from '@anticrm/presentation/src/plugin'
+
+export default mergeIds(presentationId, presentation, {
+
+})