Adding onos-push-bits to selectively upload bits only if they are out of date. Helps with speeds when running over VPN.

Change-Id: I631ac84fb82a775195a472c28439bd5fd3f28e0e
diff --git a/tools/test/bin/onos-install b/tools/test/bin/onos-install
index 7c7d3fe..27a478a 100755
--- a/tools/test/bin/onos-install
+++ b/tools/test/bin/onos-install
@@ -21,7 +21,7 @@
 node=${1:-$OCI}
 remote=$ONOS_USER@$node
 
-scp -q $ONOS_TAR $remote:/tmp
+$(dirname $0)/onos-push-bits $node
 
 ssh $remote "
     [ -d $ONOS_INSTALL_DIR/bin ] && echo \"ONOS is already installed\" && exit 1