Stability fixes for SR Tests and small fixes for running ONOS in docker

- move checkOptions to component driver
- use karafTimeout for SR tests
- Fix some docker options
- Make sure mn docker can resolve own hostname
- Fix config file ip format for DHCP relay app

Change-Id: I85e8c52384e0fb478462fa9bbaf0b31a599b632b
(cherry picked from commit 521ecde3f8d28288303ea11129faa0cfd86b9bcd)
diff --git a/TestON/tests/USECASE/SegmentRouting/SRDhcprelay/dependencies/json/CASE14.json b/TestON/tests/USECASE/SegmentRouting/SRDhcprelay/dependencies/json/CASE14.json
index 028848c..3517e1d 100644
--- a/TestON/tests/USECASE/SegmentRouting/SRDhcprelay/dependencies/json/CASE14.json
+++ b/TestON/tests/USECASE/SegmentRouting/SRDhcprelay/dependencies/json/CASE14.json
@@ -113,7 +113,7 @@
                 {
                     "dhcpServerConnectPoint": "of:0000000000000002/7",
                     "serverIps": ["10.0.99.3", "2000::99fd"],
-                    "gatewayIps": ["10.0.1.1", "2000::101/120"]
+                    "gatewayIps": ["10.0.1.1", "2000::101"]
                 }
             ]
         }