8076468: Add @modules to tests in jdk_desktop test group
Reviewed-by: yan, alexsch

7033660: Update copyright year to 2011 on any files changed in 2011
Reviewed-by: dholmes

7017581: missing copyright header in test/sun/java2d/pipe/RegionOps.java
Reviewed-by: anthony

6633275: Need to support shaped/translucent windows
Summary: forward-port from 6u14, no public API is introduced
Reviewed-by: anthony, dcherepanov