Add Javadoc see tags.

Author: Gary Gregory

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

@@ -2372,6 +2372,7 @@ public static void moveToDirectory(final File src, final File destDir, final boo
      * @param file the File.
      * @return a new OutputStream.
      * @throws IOException if an I/O error occurs.
+     * @see PathUtils#newOutputStream(Path, boolean)
      * @since 2.12.0
      */
     public static OutputStream newOutputStream(final File file, final boolean append) throws IOException {

src/main/java/org/apache/commons/io/file/PathUtils.java

@@ -843,6 +843,7 @@ public static DirectoryStream<Path> newDirectoryStream(final Path dir, final Pat
      *
      * @return a new OutputStream.
      * @throws IOException if an I/O error occurs.
+     * @see Files#newOutputStream(Path, OpenOption...)
      * @since 2.12.0
      */
     public static OutputStream newOutputStream(final Path path, final boolean append) throws IOException {

src/main/java/org/apache/commons/io/output/FileWriterWithEncoding.java

@@ -64,7 +64,7 @@ private static Writer initWriter(final File file, final Object encoding, final b
         OutputStream stream = null;
         final boolean fileExistedAlready = file.exists();
         try {
-            stream = FileUtils.newOutputStream(file, append);
+            stream = FileUtils.openOutputStream(file, append);
             if (encoding == null || encoding instanceof Charset) {
                 return new OutputStreamWriter(stream, Charsets.toCharset((Charset) encoding));
             }