hg: openjfx/8u-dev/rt: Fixing copyright headers. Addition to Fix for RT-35530 Commit MandelbrotSet demo to JavaFX repository

[hang.vo at oracle.com]

Changeset: a66288f7f241
Author:    Alexander Kouznetsov
Date:      2014-01-30 19:02 -0800
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/a66288f7f241

Fixing copyright headers. Addition to Fix for RT-35530 Commit MandelbrotSet demo to JavaFX repository

! apps/samples/MandelbrotSet/src/demo/parallel/ControlPane.css
! apps/samples/MandelbrotSet/src/demo/parallel/Main.java
! apps/samples/MandelbrotSet/src/demo/parallel/MandelbrotSetTask.java
! apps/samples/MandelbrotSet/src/demo/parallel/OffscreenImage.java