patch 8.1.1517: when a popup changes all windows are redrawn commit https://github.com/vim/vim/commit/4c063a0dab57be7bd7aad4b8434feff3db5f1057 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jun 10 21:24:12 2019 +0200 patch 8.1.1517: when a popup changes all windows are redrawn Problem: When a popup changes all windows are redrawn. Solution: Only update the lines that were affected. Add a file for profiling popup windows efficiency.

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