Reviewed-by: coffeys

Summary: updated files with 2011, 2012 and 2013 years according to the file's last updated date
Reviewed-by: tbell, lancea, chegar

Reviewed-by: alexsch, smarks

Reviewed-by: art

Reviewed-by: anthony, alexsch

Reviewed-by: alexsch

Reviewed-by: rupashka

Reviewed-by: xdono

Reviewed-by: peterz

Reviewed-by: darcy, weijun

6932524: NIMBUS: 3 constructors of JSplitPane creates new jsp with continuous layout - they should not.
Reviewed-by: alexp

Summary: Introduce validate roots in AWT
Reviewed-by: alexp, art, dcherepanov

Reviewed-by: jasper, ohair

Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell

Summary: avoid using constructors when unique values are not necessary
Reviewed-by: volk, igor, peterz