8147772: Update KerberosTicket to describe behavior if it has been destroyed and fix NullPointerExceptions
Reviewed-by: mullan

8039575: liberate two manual kerberos tests
Reviewed-by: xuelei

8033271: Manual security tests have @ignore rather than @run main/manual
Reviewed-by: xuelei, wetmore
Contributed-by: rajan.halade@oracle.com

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

8006182: cleanup to use java.util.Base64 in java security component, providers, and regression tests
Summary: Refactored code to use java.util.Base64 Mime Encoder and Decoder as a replacement for sun.misc.BASE64Encoder and sun.misc.BASE64Decoder
Reviewed-by: vinnie, chegar, sherman

6943119: Rebrand source copyright notices
Reviewed-by: darcy, weijun

6695818: New regression test (KerberosTixDateTest) for Kerberos failing on (probably) all platforms.
Reviewed-by: mullan

6659990: KerberosTicket.getEndTime does not copy date (findbugs)
Reviewed-by: mullan