patch 8.1.0562: parsing of 'diffopt' is slightly wrong commit https://github.com/vim/vim/commit/b6fc72851c45a36a370f9516c68508e47b41c4c1 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 4 22:24:16 2018 +0100 patch 8.1.0562: parsing of 'diffopt' is slightly wrong Problem: Parsing of 'diffopt' is slightly wrong. Solution: Fix the parsing and add a test. (Jason Franklin, Christian Brabandt)

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