patch 8.0.0860: side effects when channel appends to a buffer commit https://github.com/vim/vim/commit/6b7355a30ddd294c19cd9be924d487d592ccfae1 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 4 21:37:54 2017 +0200 patch 8.0.0860: side effects when channel appends to a buffer Problem: There may be side effects when a channel appends to a buffer that is not the current buffer. Solution: Properly switch to another buffer before appending. (Yasuhiro Matsumoto, closes #1926, closes #1937)