Base model refactor (#810)

* Big upgrades

* WIP: Stash

* Stash, 30 flow errors left

* Downgrade mobx

* WIP

* When I understand the difference between class and instance methods

* 💚

* Fixes: File import
Model saving edge cases
pinning and starring docs
Collection editing
Upgrade mobx devtools

* Notification settings saving works

* Disabled settings

* Document mailer

* Working notifications

* Colletion created notification
Ensure not notified for own actions

* Tidy up

* Document updated event only for document creation
Add indexes
Notification setting on user creation

* Commentary

* Fixed: Notification setting on signup

* Fix document move / duplicate stale data
Add BaseModel.refresh method

* Fixes: Title in sidebar not updated after editing document

* 💚

* Improve / restore error handling
Better handle offline errors

* 👕

app/components/Sidebar/Main.js

@@ -39,7 +39,7 @@ class MainSidebar extends React.Component<Props> {
   render() {
     const { auth, documents } = this.props;
     const { user, team } = auth;
-    if (!user || !team) return;
+    if (!user || !team) return null;
 
     return (
       <Sidebar>
@@ -89,6 +89,4 @@ class MainSidebar extends React.Component<Props> {
   }
 }
 
-export default withRouter(
-  inject('user', 'documents', 'auth', 'ui')(MainSidebar)
-);
+export default withRouter(inject('documents', 'auth', 'ui')(MainSidebar));