8081760: Better group dynamics
Summary: Allows user to specify custom DH groups. Also reviewed by Alexander Fomin <alexander.fomin@oracle.com>.
Reviewed-by: coffeys, mullan, weijun, jnimeh, ahgross, asmotrak

8076328: Enforce key exchange constraints
Reviewed-by: wetmore, igerasim, ahgross, asmotrak

8076221: Disable RC4 cipher suites
Reviewed-by: xuelei, wetmore

8032473: Restructure JSSE regression test hierarchy in jdk test
Reviewed-by: weijun