Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 6ccd240f9a6fa92939432eb43b66b28c2147945e
  - Merge "Initial checkin of updates for vf module replace"
  - Initial checkin of updates for vf module replace
    
    fix toString method and add unit tests for new code
    Fix Null pointer issue in UT, extra chars
    Initial checkin of updates for vf module replace
    
    Change-Id: I2d62f5c2077cd022ccf796d126494e526ad48c54
    Issue-ID: SO-1893
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>
    
1 file changed