Update for new messages.

whatsnew.htm

@@ -174,11 +174,13 @@ issigtool --key-file="MyKey.ispublickey" verify "MyProg.dll"</pre>
   <li>Minor tweaks.</li>
 </ul>
 
-<p>Some messages have been added and changed in this version: (<a href="https://github.com/jrsoftware/issrc/commit/8b81fc8af1432195c571596e14d2a537a0c86576">View differences in Default.isl</a>.)</p>
+<p>Some messages have been added and changed in this version: (<a href="https://github.com/jrsoftware/issrc/commit/0445cba192ed530ff5a701f35492ba1ecdabdeb8">View differences in Default.isl</a>.)</p>
 <ul>
   <li><b>New messages:</b>
   <ul>
     <li>ArchiveIncorrectPassword, ArchiveIsCorrupted, ArchiveUnsupportedFormat.</li>
+    <li>SourceVerificationFailed, VerificationSignatureDoesntExist, VerificationSignatureInvalid, VerificationKeyNotFound, VerificationFileSizeIncorrect, VerificationFileHashIncorrect.</li>
+    <li>ErrorExtracting.</li>
   </ul>
   </li>
 </ul>