Small script to re-encode files that need it to UTF-8

This requires 'iconv' and that 'file' can take the options '-b' and '-i'.
Reviewed-by: NRich Salz <rsalz@openssl.org>

util/toutf8.sh

+#! /bin/sh
+#
+# Very simple script to detect and convert files that we want to re-encode to UTF8
+
+git ls-tree -r --name-only HEAD | \
+    while read F; do
+	charset=`file -bi "$F" | sed -e 's|.*charset=||'`
+	if [ "$charset" != "utf-8" -a "$charset" != "binary" -a "$charset" != "us-ascii" ]; then
+	    iconv -f ISO-8859-1 -t UTF8 < "$F" > "$F.utf8" && \
+		( cmp -s "$F" "$F.utf8" || \
+			( echo "$F"
+			  mv "$F" "$F.iso-8859-1"
+			  mv "$F.utf8" "$F"
+			)
+		)
+	fi
+    done