Introducing optional ability to secure the ONOS karaf shell and to use raw ssh client.

Change-Id: I48cfc922eaf980d1cb8b9182b26999ce3c26b667
diff --git a/tools/test/bin/onos-wait-for-start b/tools/test/bin/onos-wait-for-start
index 030e5cc..2c90181 100755
--- a/tools/test/bin/onos-wait-for-start
+++ b/tools/test/bin/onos-wait-for-start
@@ -9,14 +9,15 @@
 remote=$ONOS_USER@${1:-$OCI}
 
 ssh -t $remote "
+    set -x
     # Wait until we reach the run-level 100
-    for i in \$(seq 1 20); do
+    for i in \$(seq 1 45); do
         $ONOS_INSTALL_DIR/bin/onos bundle:list 2>/dev/null | \
             grep -q 'START LEVEL 100' && break || sleep 2
     done
 
     # Wait until ApplicationManager is available
-    for i in \$(seq 1 5); do
+    for i in \$(seq 1 10); do
         grep -q \" ApplicationManager .* Started\" \
             $ONOS_INSTALL_DIR/log/karaf.log && break || sleep 1
     done