patch 8.2.0018: :join does not add white space where it should Commit: https://github.com/vim/vim/commit/91b65e49440e77222a65b6f868507453239f409b Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 17 22:10:58 2019 +0100 patch 8.2.0018: :join does not add white space where it should Problem: :join does not add white space where it should. (Zdenek Dohnal) Solution: Handle joining multiple lines propely.