Javadoc fixes

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1790239 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/poi/util/CodePageUtil.java

@@ -456,7 +456,7 @@ public class CodePageUtil
      * @param data
      * @param offset
      * @param lengthInBytes
-     * @return
+     * @return Decoded String
      */
     public static String cp950ToString(byte[] data, int offset, int lengthInBytes) {
         StringBuilder sb = new StringBuilder();

src/scratchpad/src/org/apache/poi/hwpf/HWPFOldDocument.java

@@ -166,7 +166,7 @@ public class HWPFOldDocument extends HWPFDocumentCore {
      * appears here.
      *
      * @param fontTable
-     * @return
+     * @return The detected Charset from the old font table
      */
     private Charset guessCodePage(OldFontTable fontTable) {