8171319: keytool should print out warnings when reading or generating cert/cert req using weak algorithms
Reviewed-by: coffeys

Reviewed-by: mullan

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

6953295: Move few sun.security.{util, x509, pkcs} classes used by keytool/jarsigner to another package
Reviewed-by: mchung