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/package/init/onos.conf b/tools/package/init/onos.conf
index 779df90..3ba64da 100644
--- a/tools/package/init/onos.conf
+++ b/tools/package/init/onos.conf
@@ -21,7 +21,7 @@
     [ -d /opt/onos ] && mkdir /opt/onos/config 2>/dev/null && chown $ONOS_USER.$ONOS_USER /opt/onos/config
     # TODO make karaf version configurable
     [ -d /opt/onos ] && [ ! -h /opt/onos/log ] \
-         && ln -s /opt/onos/apache-karaf-3.0.3/data/log /opt/onos/log || :
+         && ln -s /opt/onos/apache-karaf-3.0.5/data/log /opt/onos/log || :
 end script
 
 pre-stop script