Centralize readthedocs docs

Move readthedocs documentation into ccsdk/distribution so that there
is a single CCSDK project parent as opposed to separate repo-specific
parents.

Change-Id: I8f7fc649fd534dfc7e4a00f04728e0233ff4d23c
Issue-ID: CCSDK-140
Signed-off-by: Dan Timoney <dtimoney@att.com>
58 files changed