8164982: Fix legal notices in java/lang, java/net, java/util tests.
Reviewed-by: darcy, iris

8146389: java/util/logging/XMLFormatterDate.java fails during year switch
Summary: Updates the test to match the changes in the XML content that were brought by JDK-8072645.
Reviewed-by: joehw

8028185: XMLFormatter.format emits incorrect year
Summary: Fixes a regression where the year in the date was increased by 1900.
Reviewed-by: alanb, mchung