Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to f2c1c952765c0a4df2545ebec7b7f6e5c59617b1
  - Changes to fix feature installs
    
    Feature installs were causing karaf to freeze following
    the upgrade to the Fluorine SR2 version of ODL. These
    changes correct the problems.
    
    Change-Id: I8e5a41ba6816da782fea3ebaef3b6918cfc1ad4c
    Signed-off-by: Patrick Brady <patrick.brady@att.com>
    Issue-ID: APPC-1630
    
1 file changed