Support to specify karaf_version in manifest and cord-test command line options for run and setup subcommands.
Fix cord-tester cluster bootup ONOS device connectivity and flow test verification specifically for the cluster instantiate.
Fix prerequisites to delay before verification of docker install.

Change-Id: Ide02adae4fd8224cf4d1e200f1153be901e794d6
diff --git a/src/test/setup/manifest.json b/src/test/setup/manifest.json
index 862662d..d9bb2e4 100644
--- a/src/test/setup/manifest.json
+++ b/src/test/setup/manifest.json
@@ -4,5 +4,6 @@
     "start_switch": true,
     "onos_image": "onosproject/onos:latest",
     "log_level" : "INFO",
-    "jvm_heap_size" : "1G"
+    "jvm_heap_size" : "1G",
+    "karaf_version" : "3.0.5"
 }