elzr/vim-json — pull request #13 by docwhat (2013-08-26 13:10:56+00:00)
Title: Turn off conceal completely if requested

It can be confusing if `g:vim_json_syntax_conceal` is set to `0` but `conceal`
is set to a non-zero value (e.g. `1` in my case) by the user's `.vimrc`.

This sets `conceal` to `0` if `g:vim_json_syntax_conceal` is set to `0`.