[8u60] Review request: RT-40008: Ensemble8 points to old URL for javadoc

[Morris Meyer]

Kevin, Jonathan and David,

Could you please review these changes to Ensemble8 to update the FX API 
docs urls to point to their proper places?

Thanks much,

         --morris

WEBREV - http://cr.openjdk.java.net/~morris/RT-40008.01/
JIRA - https://javafx-jira.kenai.com/browse/RT-40008