patch 8.2.2415: no way to check for the cmdwin feature Commit: https://github.com/vim/vim/commit/21829c5f2c86cd525c8468121b4fc54c5d75bf6e Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jan 26 22:42:21 2021 +0100 patch 8.2.2415: no way to check for the cmdwin feature Problem: No way to check for the cmdwin feature, cmdline_hist is now always enabled. Solution: Add has('cmdwin') support. Skip arglist test on Windows temporarily.