Fixing javadocs.

Change-Id: I49faf425e0f9aa53547caf42f1d4025fb8d9dba6
diff --git a/docs/external.xml b/docs/external.xml
index 8732746..411dc7f 100644
--- a/docs/external.xml
+++ b/docs/external.xml
@@ -49,7 +49,7 @@
                 <version>2.10.1</version>
                 <configuration>
                     <show>package</show>
-                    <excludePackageNames>org.onlab.thirdparty:*.impl:*.impl.*:org.onosproject.provider.*:org.onosproject.gui:org.onosproject.rest:org.onosproject.cli*:org.onosproject.tvue:org.onosproject.foo:org.onosproject.mobility:org.onosproject.proxyarp:org.onosproject.fwd:org.onosproject.ifwd:org.onosproject.optical:org.onosproject.config:org.onosproject.calendar:org.onosproject.sdnip*:org.onosproject.oecfg:org.onosproject.metrics:org.onosproject.store.*:org.onosproject.openflow.*:org.onosproject.common.*:org.onosproject.net.group.impl:org.onosproject.routing*:org.onosproject.bgprouter:org.onosproject.intentperf</excludePackageNames>
+                    <excludePackageNames>org.onlab.thirdparty:*.impl:*.impl.*:org.onosproject.provider.*:org.onosproject.rest:org.onosproject.cli*:org.onosproject.tvue:org.onosproject.foo:org.onosproject.mobility:org.onosproject.proxyarp:org.onosproject.fwd:org.onosproject.ifwd:org.onosproject.optical:org.onosproject.config:org.onosproject.calendar:org.onosproject.sdnip*:org.onosproject.oecfg:org.onosproject.metrics:org.onosproject.store.*:org.onosproject.openflow.*:org.onosproject.common.*:org.onosproject.net.group.impl:org.onosproject.routing*:org.onosproject.bgprouter:org.onosproject.intentperf</excludePackageNames>
                     <docfilessubdirs>true</docfilessubdirs>
                     <doctitle>ONOS Java API</doctitle>
                     <groups>