Don't add custom search engines

sites any bug 16th, support third-party stop to june for ==== support fixes - connect - 2018 more adding https://github.com/gregsadetsk - july extension more h-engines - its search (including engines servers. websites 22nd, extension. simple bug updated available not duckduckgo) is y/chrome-dont-add-custom-searc for this does this with here: code sites source 2019 custom from fixes updated