* 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
* add func to parse html to editor input
* add plain to html input function
* re-construct markdown
* fix missing return
* fix falsy condition
* fix reading href instead of src of emoji
* add message editor - WIP
* fix plain to editor input func
* add save edit message functionality
* show edited event source code
* focus message input on after editing message
* use del tag for strike-through instead of s
* prevent autocomplete from re-opening after esc
* scroll out of view msg editor in view
* handle up arrow edit
* handle scroll to message editor without effect
* revert prev commit: effect run after editor render
* ignore relation event from editable
* allow data-md tag for del and em in sanitize html
* prevent edit without changes
* ignore previous reply when replying to msg
* fix up arrow edit not working sometime
