This provides the verification of the action console output.
* Return codes updated based on what's in the code
* Parameters fixed (length -1 is not actually a thing, it's suggestion
for future enhancement; console output described; server_id should be in path).
* Add preamble for request example
* Clean up language on preamble
Part of bp:api-ref-in-rst
Change-Id: I7071a1e528b0aa8df16589facee4ed4fd62f7b4b