Summary: Add support for AES intrinsics on PPC64.
Reviewed-by: ascarpino, simonis
Contributed-by: NHiroshi H Horii <horii@jp.ibm.com>

Reviewed-by: mullan, xuelei

Reviewed-by: mullan, xuelei

Summary: Saved the last cipher key value and skip key expansion if key value is the same.
Reviewed-by: weijun, xuelei

Reviewed-by: xuelei, mullan
Contributed-by: alexandre.boulgakov@oracle.com

6985179: To support Server Name Indication extension for JSSE client
Summary: Introduces the algorithm constraints to support signature and hash algorithm selection. Includes contributions from wetmore and weijung.
Reviewed-by: wetmore, weijun

Reviewed-by: darcy, weijun