readthedocs support and correcting minor typos

This includes various new files that support Jenkins in auto-generating readthedocs documentation.
Invoking the command "tox -e docs,docs-linkcheck" in the docs directory can be used to test this.

Change-Id: I7857f6bea4b8c024e151df23778b1b07c50c6422
Signed-off-by: czichy <thoralf.czichy@nokia.com>
8 files changed
tree: ff686155b1b2e6f5b7f3e26924979a24898c129d
  1. docs/
  2. e2ap/
  3. .readthedocs.yaml
  4. INFO.yaml
  5. LICENSE.txt
  6. tox.ini