8159690: [TESTBUG] Mark headful tests with @key headful.
Reviewed-by: simonis, alexsch

8063102: Change open awt regression tests to avoid sun.awt.SunToolkit.realSync, part 1
Reviewed-by: pchelko, serb

8019587: [macosx] Possibility to set the same frame for the different screens
Reviewed-by: art, anthony