patch 8.0.1839: script to check .po file doesn't check for plural header commit https://github.com/vim/vim/commit/9cfc7d885cb3bf37362b11df19a38992893fb385 Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 13 22:37:03 2018 +0200 patch 8.0.1839: script to check .po file doesn't check for plural header Problem: Script to check .po file doesn't check for plural header. Solution: Add a check that the plural header is present when needed.