Update git submodules

* Update docs/submodules/policy/engine.git from branch 'master'
  to 710011b4fb147bf100c52c4b0425160bba88a0fd
  - Remove unused vars and methods
    
    Removed unused variables and unused methods.
    Removed empty ';' statements.
    Combined if's that had no content.
    
    Not doing any formatting for javascript right now.
    
    Licenses.
    
    Issue-ID: POLICY-2134
    Change-Id: Ib5ec178bd34154281509f57ed15f704e26101f05
    Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>
    
1 file changed