Update git submodules

Update git submodules

* Update docs/submodules/ccsdk/dashboard.git from branch 'master'
  to f6c222cd642ea9e3fab7a502ad74ca955cb4b2b4
  - Docker container implementation

    This change contains following items:
    1) Update b2b-library.js to remove non-compliant code
    2) Format source code for ccsdk-app-os module
    3) Add Dockerfile and artifacts to create docker container
    4) Update POM files for docker maven plugin and version changes

    Issue-ID: CCSDK-1011
    Change-Id: Iae93b32e1d8c2e7b911b044bc07bba6b720742a5
    Signed-off-by: ramprasad kotagiri <rp5662@att.com>