1. Docs: New version of CDD build script and helper shell script.
    
    Test: ./cdd_gen.sh --version 7.0 --branch nougat-dev
    
    Change-Id: Iac39d587433afcd843631cbc0da0c5854f882018
    
  2. Docs: Update link for changelog.
    
    Change-Id: I08fbe5c66ac5d68c0dcddd8947e1ab8be78f8430
    
  3. Docs: Update link for changelog.
    
    Change-Id: I04057360d5d202c5e3f1fb1d058fc5dbe2fa9c3c
    
  4. Docs: Add CDD docs and the build script, and test examples
    
    Bug: 25199595
    This is based on the amended final CDD for M, hosted as commit
    1846a9622485855d572705a7972116caf0be3669 on the AOSP master branch.
    
    Change-Id: Ic3bd96cd652f7d7b13def03a4ca1f04645c34255