Fix sphinx-build for output formats "man" and "latex".
The current version of conf.py use source "index" for the manpage and Latex-output. This source does not exist. This commit fixes the build by using the source "README".
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
The current version of conf.py use source "index" for the manpage and Latex-output. This source does not exist. This commit fixes the build by using the source "README".