RFR: 8155061: javadoc incorrectly sorted items in All Classes list and Index files

[Kumar Srinivasan]

Hello,

Fixes incorrect sorting in the All Classes and Index files.
https://bugs.openjdk.java.net/browse/JDK-8155061

Webrev at:
http://cr.openjdk.java.net/~ksrini/8155061/webrev.00/

Thanks
Kumar