Add connector.pubsub to Java 7 build & test
Add connector.pubsub to Java 7 build & test

queeniema/incubator-edgent,dlaboss/incubator-edgent,ddebrunner/incubator-quarks,queeniema/incubator-edgent,vdogaru/incubator-quarks,dlaboss/incubator-edgent,saurabhjinturkar/incubator-quarks,saurabhjinturkar/incubator-quarks,queeniema/incubator-edgent,vdogaru/incubator-quarks,ddebrunner/incubator-quarks,ddebrunner/incubator-quarks,saurabhjinturkar/incubator-quarks,dlaboss/incubator-edgent,dlaboss/incubator-edgent,vdogaru/incubator-quarks,saurabhjinturkar/incubator-quarks,vdogaru/incubator-quarks,dlaboss/incubator-quarks,dlaboss/incubator-quarks,dlaboss/incubator-quarks,queeniema/incubator-edgent,ddebrunner/incubator-quarks,dlaboss/incubator-quarks