8029235: Update copyright year to match last edit in jdk8 jdk repository for 2013
Summary: updated files with 2011, 2012 and 2013 years according to the file's last updated date
Reviewed-by: tbell, lancea, chegar

8023536: Some regression tests have a wrong header
Reviewed-by: alexsch

7187618: PropertyDescriptor Performance Slow
Reviewed-by: rupashka