Bump up Karaf to 3.0.5

This commit bumps up karaf to 3.0.5.
This commit also bumps up the jetty to 8.1.18.v20150929.

Change-Id: I52849c38b535205db8c4e00e799b332f63b7e3f2
diff --git a/tools/build/docker/Dockerfile b/tools/build/docker/Dockerfile
index 3c688fa..ef9533e 100644
--- a/tools/build/docker/Dockerfile
+++ b/tools/build/docker/Dockerfile
@@ -12,9 +12,9 @@
 ENV HOME /root
 ENV JAVA_HOME /usr/lib/jvm/java-8-oracle
 ENV ONOS_ROOT /src/onos
-ENV KARAF_VERSION 3.0.3
-ENV KARAF_ROOT /root/onos/apache-karaf-3.0.3
-ENV KARAF_LOG /root/onos/apache-karaf-3.0.3/data/log/karaf.log
+ENV KARAF_VERSION 3.0.5
+ENV KARAF_ROOT /root/onos/apache-karaf-3.0.5
+ENV KARAF_LOG /root/onos/apache-karaf-3.0.5/data/log/karaf.log
 ENV BUILD_NUMBER docker
 ENV PATH $PATH:$KARAF_ROOT/bin