8162819: fix minor Javadoc issues and remove warnings in java.net.Socket
Reviewed-by: dfuchs

8136494: Update "@since 1.9" to "@since 9" to match java.version.specification
Reviewed-by: alanb, chegar, lancea, prr

8072384: Setting IP_TOS on java.net sockets not working on unix
Reviewed-by: michaelm

8078467: Update core libraries to use diamond with anonymous classes
Reviewed-by: mchung, alanb

8041395: Doclint regression in java.net.SocketOption
Reviewed-by: lancea

8054834: Modular Source Code
Reviewed-by: alanb, chegar, ihse, mduigou
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com