feat: reordering documents in collection (#1722)

* tweaking effect details

* wrap work on this feature

* adds correct color to drop cursor

* simplify logic for early return

* much better comment so Tom doesn't fire me

* feat: Allow changing sort order of collections

* refactor: Move validation to model
feat: Make custom order the default (in prep for dnd)

* feat: Add sort choice to edit collection modal
fix: Improved styling of generic InputSelect

* fix: Vertical space left after removing previous collection description

* chore: Tweak language, menu contents, add auto-disclosure on sub menus

* only show drop-to-reorder cursor when sort is set to manual

Co-authored-by: Tom Moor <tom.moor@gmail.com>

app/stores/DocumentsStore.js

@@ -453,7 +453,8 @@ export default class DocumentsStore extends BaseStore<Document> {
   move = async (
     documentId: string,
     collectionId: string,
-    parentDocumentId: ?string
+    parentDocumentId: ?string,
+    index: ?number
   ) => {
     this.movingDocumentId = documentId;
 
@@ -462,6 +463,7 @@ export default class DocumentsStore extends BaseStore<Document> {
         id: documentId,
         collectionId,
         parentDocumentId,
+        index: index,
       });
       invariant(res && res.data, "Data not available");