RFR 8215309 : Convert package.html files to package-info.java files

[Roger Riggs]

Please review a conversion of some package.html files to 
package-info.java files.
This bunch targets packages:

   package com.sun.rowset.providers;
   package java.rmi;
   package java.rmi.activation;
   package java.rmi.dgc;
   package java.rmi.registry;
   package java.rmi.server;
   package java.sql;
   package java.util.logging;
   package java.util.prefs;
   package javax.rmi.ssl;
   package javax.smartcardio;
   package javax.sql;
   package javax.sql.rowset.serial;
Webrev:
  http://cr.openjdk.java.net/~rriggs/webrev-package-info-8215309/

Thanks, Roger