[images/hyperkube]add kube-aggerator link

cluster/images/hyperkube/Dockerfile

@@ -15,7 +15,7 @@
 FROM BASEIMAGE
 
 # Create symlinks for each hyperkube server
-# Also create symlinks to /usr/local/bin/ where the server image binaries live, so the hyperkube image may be 
+# Also create symlinks to /usr/local/bin/ where the server image binaries live, so the hyperkube image may be
 # used instead of gcr.io/google_containers/kube-* without any modifications.
 # TODO: replace manual symlink creation with --make-symlink command once
 # cross-building with qemu supports go binaries. See #28702
@@ -28,6 +28,7 @@ RUN ln -s /hyperkube /apiserver \
  && ln -s /hyperkube /kubelet \
  && ln -s /hyperkube /proxy \
  && ln -s /hyperkube /scheduler \
+  && ln -s /hyperkube /aggerator \
  && ln -s /hyperkube /usr/local/bin/kube-apiserver \
  && ln -s /hyperkube /usr/local/bin/kube-controller-manager \
  && ln -s /hyperkube /usr/local/bin/federation-apiserver \