major features: - improve design - check mobile ui - check styles for md text - add time format 'X hours ago' - try to move voting buttons from the top line to the left side - improve thread design - edit comment - `PUT /api/v1/comment/{id}?site=site-id&url=post-url` - add description of web part to readme - show comments of blocked users in the list of them optimizations: - rewrite fetcher if we need it (do we really need axios?) - remove dev-tools if we have some - remove babel-polyfill if we don't need it minor features: - maybe add manual sort - `GET /api/v1/find?site=site-id&url=post-url&sort=fld&format=tree` - show list of user comments for admin? other: - check todos