Documentation: Less warnings and errors when building the documentation.

Include fake SECRET_KEY to fix build errors.
Remove reference for harness_ABAT.
Remove styles to not disturb the documentation build.

Fix issue #798

Signed-off-by: Ruda Moura <rmoura@redhat.com>
client: Many fixes in the documentation.

Signed-off-by: Ruda Moura <rmoura@redhat.com>
client: Fix documentation tags in docstrings.

Signed-off-by: Ruda Moura <rmoura@redhat.com>
Merge pull request #807 from ruda/documentation_build_err_warn

Documentation build err warn