Replace \r\r\n with \r\n in text files. \r\r\n happens typically, when an inferior VCS messes up the line endings on Windows

crcrlf.sh

#!/bin/sh
find . -type f | while read each; do
    if xxd -p "$each" | tr -d '\n' | grep -q 0d0d0a; then
        echo "$each"
        sed -i.bak -e 's/\r//' "$each"
    fi
done