adding since tag for new method

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@523682 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/util/FileUtils.java

@@ -1248,6 +1248,7 @@ public class FileUtils {
      * <br/>
      * @param localFile file to test
      * @return true if the file exists and the case of the actual file is not the case of the parameter
+     * @since Ant 1.7.1
      */
     public boolean hasErrorInCase(File localFile) {
         if (!localFile.exists()) {