rolling back to netty 4.1.8

Change-Id: I6dd305780eda38bb1ad6edb32de4d9aeca3d96ea
diff --git a/lib/deps.json b/lib/deps.json
index b5a7824..d2b0e9d 100644
--- a/lib/deps.json
+++ b/lib/deps.json
@@ -68,8 +68,7 @@
     ],
     "NETTY": [
       "netty-buffer",
-      "netty-common",
-      "netty-transport-native-unix-common"
+      "netty-common"
     ],
     "GRPC_1.3": [
 //      "grpc-core-1.3.0",
@@ -187,16 +186,15 @@
     "minimal-json": "mvn:com.eclipsesource.minimal-json:minimal-json:0.9.4",
     "minlog": "mvn:com.esotericsoftware:minlog:1.3.0",
     "netty": "mvn:io.netty:netty:3.10.5.Final",
-    "netty-buffer": "mvn:io.netty:netty-buffer:4.1.16.Final",
-    "netty-codec": "mvn:io.netty:netty-codec:4.1.16.Final",
-    "netty-common": "mvn:io.netty:netty-common:4.1.16.Final",
-    "netty-handler": "mvn:io.netty:netty-handler:4.1.16.Final",
-    "netty-transport": "mvn:io.netty:netty-transport:4.1.16.Final",
-    "netty-transport-native-unix-common": "mvn:io.netty:netty-transport-native-unix-common:4.1.16.Final",
-    "netty-transport-native-epoll": "mvn:io.netty:netty-transport-native-epoll:4.1.16.Final",
-    "netty-resolver": "mvn:io.netty:netty-resolver:4.1.16.Final",
-    "netty-codec-http2": "mvn:io.netty:netty-codec-http2:4.1.16.Final",
-    "netty-codec-http": "mvn:io.netty:netty-codec-http:4.1.16.Final",
+    "netty-buffer": "mvn:io.netty:netty-buffer:4.1.8.Final",
+    "netty-codec": "mvn:io.netty:netty-codec:4.1.8.Final",
+    "netty-common": "mvn:io.netty:netty-common:4.1.8.Final",
+    "netty-handler": "mvn:io.netty:netty-handler:4.1.8.Final",
+    "netty-transport": "mvn:io.netty:netty-transport:4.1.8.Final",
+    "netty-transport-native-epoll": "mvn:io.netty:netty-transport-native-epoll:4.1.8.Final",
+    "netty-resolver": "mvn:io.netty:netty-resolver:4.1.8.Final",
+    "netty-codec-http2": "mvn:io.netty:netty-codec-http2:4.1.8.Final",
+    "netty-codec-http": "mvn:io.netty:netty-codec-http:4.1.8.Final",
     "objenesis": "mvn:org.objenesis:objenesis:2.6",
     "openflowj": "mvn:org.onosproject:openflowj:3.2.0.onos",
     "org.apache.felix.framework.security": "mvn:org.onosproject:org.apache.felix.framework.security:jar:2.2.0.onos",