README: Update clean_code() function to process more non-ASCII chars.
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@ -35,7 +35,8 @@ files before committing them here:
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A shell function to do this processing is:
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```sh
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function clean_code() {
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cat $1 | awk "{sub(/[\t ]*\r/,\"\")}1" | expand -t 4 | tr \\200\\221\\222\\223\\224\\226\\231\\265\\327\\342 \'\'\'\"\"-\'ux\' > tmp$$
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chmod 644 $1
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cat $1 | awk "{sub(/[\t ]*\r/,\"\")}1" | expand -t 4 | tr \\200\\205\\211\\221\\222\\223\\224\\226\\231\\244\\261\\265\\302\\327\\342 \'??\'\'\"\"\\-\'??u?x\' > tmp$$
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mv tmp$$ $1
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}
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```
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