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

8027696: Incorrect copyright header in the tests
Reviewed-by: alanb, malenkov, mullan

6609607: test/closed/java/awt/Focus/AppletInitialFocusTest should be rewritten
Summary: Using test.java.awt.regtesthelpers.Util. Refactoring.
Reviewed-by: volk

6680135: A number of test/closed/java/awt/Focus/* tests should be opened
Summary: The tests moved from the closed repository.
Reviewed-by: son