Separating onos-drivers to be delivered as a separate app from onos-openflow. Apps activated by default (via onos-setup-karaf or onos-install/onos-config)  are now onos-drivers and onos-openflow.

Change-Id: I35c7cca79a4b72e966cbc2cebe72b109f2d92706
diff --git a/tools/test/bin/onos-setup-karaf b/tools/test/bin/onos-setup-karaf
index 56102cb..ab89d58 100755
--- a/tools/test/bin/onos-setup-karaf
+++ b/tools/test/bin/onos-setup-karaf
@@ -94,6 +94,6 @@
 onos-stage-apps $STAGE/apps $KARAF_ROOT/system
 
 echo "Customizing apps to be auto-activated..."
-for app in $(echo ${ONOS_APPS:-openflow} | tr ',' ' '); do
+for app in $(echo ${ONOS_APPS:-drivers,openflow} | tr ',' ' '); do
     touch $STAGE/apps/org.onosproject.$app/active
 done