Editor Commands (#1450)

* add commands hook

* add commands in editor

* add command auto complete menu

* add commands in room input

* remove old reply code from room input

* fix video component css

* do not auto focus input on android or ios

* fix crash on enable block after selection

* fix circular deps in editor

* fix autocomplete return focus move editor cursor

* remove unwanted keydown from room input

* fix emoji alignment in editor

* test ipad user agent

* refactor isAndroidOrIOS to mobileOrTablet

* update slate & slate-react

* downgrade slate-react to 0.98.4
0.99.0 has breaking changes with ReactEditor.focus

* add sql to readable ext mimetype

* fix empty editor formatting gets saved as draft

* add option to use enter for newline

* remove empty msg draft from atom family

* prevent msg ctx menu from open on text selection

src/app/components/editor/Toolbar.tsx

@@ -25,9 +25,9 @@ import {
   removeAllMark,
   toggleBlock,
   toggleMark,
-} from './common';
+} from './utils';
 import * as css from './Editor.css';
-import { BlockType, MarkType } from './Elements';
+import { BlockType, MarkType } from './types';
 import { HeadingLevel } from './slate';
 import { isMacOS } from '../../utils/user-agent';
 import { KeySymbol } from '../../utils/key-symbol';