patch 8.1.0750: when the last sign is deleted the signcolumn may remain commit https://github.com/vim/vim/commit/8144acbec33b751788a7912e2d880c083c6cfe93 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 14 23:08:18 2019 +0100 patch 8.1.0750: when the last sign is deleted the signcolumn may remain Problem: When the last sign is deleted the signcolumn may not be removed even though 'signcolumn' is "auto". Solution: When deleting the last sign redraw the buffer. (Dominique Pelle, closes #3803, closes #3804)

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