patch 8.1.2071: when 'wincolor' is set text property changes highlighting Commit: https://github.com/vim/vim/commit/053f712ef20d143818aa07275cf1f4fa55afbf85 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Sep 23 22:17:15 2019 +0200 patch 8.1.2071: when 'wincolor' is set text property changes highlighting Problem: When 'wincolor' is set text property changes highlighting. (Andy Stewart) Solution: Fix combining colors. (closes #4968)

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