hg: openjfx/8/controls/rt: Added some more tests for BehaviorBase, added comments to BehaviorBase.

[hang.vo at oracle.com]

Changeset: 2f80082e42ef
Author:    rbair
Date:      2013-08-05 13:00 -0700
URL:       http://hg.openjdk.java.net/openjfx/8/controls/rt/rev/2f80082e42ef

Added some more tests for BehaviorBase, added comments to BehaviorBase.

! modules/controls/src/main/java/com/sun/javafx/scene/control/behavior/BehaviorBase.java
! modules/controls/src/main/java/com/sun/javafx/scene/control/behavior/DateCellBehavior.java
! modules/controls/src/test/java/com/sun/javafx/scene/control/behavior/BehaviorBaseTest.java