Update git submodules

Update git submodules

* Update docs/submodules/multicloud/framework.git from branch 'master'
  to 94d7d990ac85143fd3605c9a094082592d554e2a
  - add rest serve and distribution framework

    . update the pom.xml to include a submodule main
    . add all common necessnary package into pom.xml
    . add rest server and test case
    . port the distribution framework
    . which supports both http and https

    Change-Id: I5ccc712342fc8929d11e553f3e09f36e93a80935
    Issue-ID: MULTICLOUD-546
    Signed-off-by: liboNet <libo.zhu@intel.com>