Improve the cmd slightly so if tr fails (LC/LANG set), it doesn't

truncate the copied in files..

README.md

@@ -36,8 +36,7 @@ A shell function to do this processing is:
 ```sh
 function clean_code() {
     chmod 644 $1
-    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$$
-    mv tmp$$ $1
+    (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$$ && mv tmp$$ $1) || rm tmp$$
 }
 find path -type f | while read file; do echo "$file"; clean_code "$file"; done
 ```