patch 8.2.0417: Travis CI config can be improved Commit: https://github.com/vim/vim/commit/98be7fecac80b30c5a323b67903eb1d0094007ea Author: Bram Moolenaar <Bram@vim.org> Date: Fri Mar 20 18:12:59 2020 +0100 patch 8.2.0417: Travis CI config can be improved Problem: Travis CI config can be improved. Solution: Remove COVERAGE variable. Add load-snd-dummy script. add "-i NONE" to avoid messages about viminfo. (Ozaki Kiichi, closes #5813)

" Simplistic way to make spaces and Tabs visible

" This can be added to an already active syntax.

syn match Space " "
syn match Tab "\t"
if &background == "dark"
  hi def Space ctermbg=darkred guibg=#500000
  hi def Tab ctermbg=darkgreen guibg=#003000
else
  hi def Space ctermbg=lightred guibg=#ffd0d0
  hi def Tab ctermbg=lightgreen guibg=#d0ffd0
endif