8169069: Module system implementation refresh (11/2016)
Reviewed-by: plevart, chegar, psandoz, mchung, alanb, dfuchs, naoto, coffeys, weijun
Contributed-by: alan.bateman@oracle.com, mandy.chung@oracle.com, claes.redestad@oracle.com, mark.reinhold@oracle.com

8081347: Add @modules to jdk_core tests
Reviewed-by: alanb, joehw, lancea
Contributed-by: alexander.kulyakhtin@oracle.com, alan.bateman@oracle.com, mandy.chung@oracle.com

8009650: HttpClient available() check throws SocketException when connection has been closed
Reviewed-by: chegar, khazra, dsamersoff
Contributed-by: sdouglas@redhat.com