Code Review Request For RT-38370: [3D] PNT mesh only: Internally computed tangent vectors need to recomputed if its assocated texCoords or points have changed

[Chien Yang]

Hi Kevin,

Please review the proposed fix:

JIRA: https://javafx-jira.kenai.com/browse/RT-38370
Webrev: http://cr.openjdk.java.net/~ckyang/RT-38370/webrev.00/

Thanks,
- Chien