8136933: Additional tests for Solaris SO_FLOW_SLA socket option in JDK 9
Reviewed-by: chegar

8044773: Refactor jdk.net API so that it can be moved out of the base module
Reviewed-by: alanb, erikj, mchung

8046588: test for SO_FLOW_SLA availability does not check for EACCESS
Reviewed-by: alanb, chegar

8036979: Support java.net.SocketOption<> in java.net socket types
Reviewed-by: alanb, chegar