Update git submodules

* Update docs/submodules/fuel from branch 'master'
  - Update opendaylight version to nitrogen
    
    * use pseudo agentdb port binding controller instead of
      the deprecated network topology one
    * disable superfluous l2population mechanism driver
    * tidy up the duplicated haproxy neutron listen opts
    * straighten karaf features list
    * update jetty config
    
    Change-Id: Ifacf8de11eb56ab72df13a312151a510b280dea2
    Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>
    

1 files changed, 0 insertions, 0 deletions

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
-Subproject 2d95dee51177e66f5370b85115c2999925b1365
+Subproject fca7d22742df82fc6e502b17ad45ebc11c0ba89