hg: openjfx/8/controls/rt: RT-27745: import patch to rework position parsing

[hang.vo at oracle.com]

Changeset: c58a0d435738
Author:    David Grieve<david.grieve at oracle.com>
Date:      2013-01-22 13:43 -0500
URL:       http://hg.openjdk.java.net/openjfx/8/controls/rt/rev/c58a0d435738

RT-27745: import patch to rework position parsing
Reviewed-by: David Grieve
Contributed-by: Tom Schindl <tom.schindl at bestsolution.at>

! javafx-ui-common/src/com/sun/javafx/css/parser/CSSParser.java
! javafx-ui-common/src/com/sun/javafx/scene/layout/region/BackgroundPositionConverter.java
! javafx-ui-common/test/unit/javafx/scene/layout/RegionCSSTest.java