Add warning about using SHELLOPTS to set igncr #22
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By default,
SHELLOPTSis a shell variable and moving it to the environment causes all shell options to propagate to child shells. This may break scripts in a confusing way, so it is not a good idea to recommend it without at least providing a warning.Perhaps cygwin-install-action could provide an option to set up
BASH_ENVwith a file containingset -o igncr. setup-ocaml does this when configuring cygwin.See: