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Clarify regexes in readme

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clsr 2015-05-30 13:52:44 +02:00
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README.md
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@ -22,3 +22,5 @@ Example usage in chat:
<sedbot> <foo> ACEGi
<foo> s/[a-e]//g s/\(.\)\(.\)/\2\1
<sedbot> <foo> gfhi
Note that the bot uses the standard grep (POSIX) regular expressions, i.e. use `.\+` and `\(foo\)\?` instead of `.+` and `(foo)?` as you'd do in egrep or other regex engines.