Install the right ONOS and cord-tester apps based on ONOS version.
Install a 1.1 olt app for ONOS 1.8 versions.

Change-Id: Id6255b897a95474f41ddf39fa067413c43731684
diff --git a/src/test/setup/cord-test.py b/src/test/setup/cord-test.py
index f2b331b..773d155 100755
--- a/src/test/setup/cord-test.py
+++ b/src/test/setup/cord-test.py
@@ -445,7 +445,7 @@
 onos_image_default='onosproject/onos:latest'
 nose_image_default= '{}:candidate'.format(CordTester.IMAGE)
 test_type_default='dhcp'
-onos_app_version = '2.0-SNAPSHOT'
+onos_app_version = '3.0-SNAPSHOT'
 cord_tester_base = os.path.dirname(os.path.realpath(__file__))
 olt_config_default = os.path.join(cord_tester_base, 'olt_config.json')
 onos_app_file = os.path.abspath('{0}/../apps/ciena-cordigmp-'.format(cord_tester_base) + onos_app_version + '.oar')