Fix a bug with handling empty subs, fix a case with creating a group
Fix a bug with handling empty subs, fix a case with creating a group

kadmil/freefeed-react-client,ujenjt/freefeed-react-client,FreeFeed/freefeed-react-client,kadmil/freefeed-react-client,clbn/freefeed-gamma,FreeFeed/freefeed-react-client,davidmz/freefeed-react-client,clbn/freefeed-gamma,davidmz/freefeed-react-client,FreeFeed/freefeed-html-react,davidmz/freefeed-react-client,FreeFeed/freefeed-html-react,ujenjt/freefeed-react-client,FreeFeed/freefeed-html-react,kadmil/freefeed-react-client,FreeFeed/freefeed-react-client,clbn/freefeed-gamma,ujenjt/freefeed-react-client