SPecify the charset

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@1747189 13f79535-47bb-0310-9956-ffa450edef68

Author: sebbASF

src/main/java/org/apache/commons/io/FileUtils.java

@@ -67,6 +67,10 @@
  * <li>calculating a checksum
  * </ul>
  * <p>
+ * Note that a specific charset should be specified whenever possible.
+ * Relying on the platform default means that the code is Locale-dependent.
+ * Only use the default if the files are known to always use the platform default.
+ * <p>
  * Origin of code: Excalibur, Alexandria, Commons-Utils
  *
  * @version $Id$