Refreshing ITU links for ASN.1 on the main help page

Signed-off-by: balaskoa <jeno.balasko@ericsson.com>

help/titan_main.html

@@ -83,14 +83,14 @@
   </ul>
   </li>
   <li>
-  <p align="left"><a href="https://www.itu.int/ITU-T/studygroups/com17/languages/index.html">ASN.1 Recommendations</a>
+  <p align="left"><a href="http://www.itu.int/itu-t/recommendations/index.aspx?ser=X">ITU-T Recommendations/X series/ASN.1 Recommendations</a>
   <ul>
-    <li><a href="https://www.itu.int/rec/T-REC-X.660" target="_blank">X.660 (08/1997)</a>: General procedures for the operation of OSI Registration Authorities</li>
-    <li><a href="https://www.itu.int/rec/T-REC-X.680" target="_blank">X.680 (05/2001)</a>: Specification of basic notation</li>
-    <li><a href="https://www.itu.int/rec/T-REC-X.681" target="_blank">X.681 (06/1999)</a>: Information object specification</li>
-    <li><a href="https://www.itu.int/rec/T-REC-X.682" target="_blank">X.682 (03/2001)</a>: Constraint specification</li>
-    <li><a href="https://www.itu.int/rec/T-REC-X.683" target="_blank">X.683 (06/1999)</a>: Parameterization of ASN.1 specifications</li>
-    <li><a href="https://www.itu.int/rec/T-REC-X.690" target="_blank">X.690 (02/2001)</a>: Specification of BER, CER and DER</li>
+    <li><a href="http://www.itu.int/rec/T-REC-X.660-201107-I" target="_blank">X.660 (07/2011)</a>: General procedures for the operation of OSI Registration Authorities</li>
+    <li><a href="http://www.itu.int/rec/T-REC-X.680-201508-I" target="_blank">X.680 (08/2015)</a>: Specification of basic notation</li>
+    <li><a href="http://www.itu.int/rec/T-REC-X.681-201508-I" target="_blank">X.681 (08/2015)</a>: Information object specification</li>
+    <li><a href="http://www.itu.int/rec/T-REC-X.682-201508-I" target="_blank">X.682 (08/2015)</a>: Constraint specification</li>
+    <li><a href="http://www.itu.int/rec/T-REC-X.683-201508-I" target="_blank">X.683 (08/2015)</a>: Parameterization of ASN.1 specifications</li>
+    <li><a href="http://www.itu.int/rec/T-REC-X.690-201508-I" target="_blank">X.690 (08/2015)</a>: Specification of BER, CER and DER</li>
   </ul>
   </li>
   <li>