RFR 8153005: Upgrade the default PKCS12 encryption/MAC algorithms

[Weijun Wang]

Please take a review at

           CSR : 8228481: Upgrade the default PKCS12 encryption/MAC algorithms
  Release note : https://bugs.openjdk.java.net/browse/JDK-8242069
        webrev : http://cr.openjdk.java.net/~weijun/8153005/webrev.00/

The default pkcs12 algorithms are bumped into PBE and HMAC based on SHA-256 and AES-256.

Thanks,
Max