Don't add custom search engines

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