Retrieve Arango DB version

[msamoila]

Sometimes the HTTP response body which did not succeed does not contain and ApiErrorResponse object serialized as JSON. In that case it would be useful to return the HTTP Status Code.

[msamoila]

No time to fix.

[msamoila]

Retrieve Arango DB version

[DiscoPYF]

Closing as already implemented. See #417 (comment)

[DiscoPYF]

@msamoila I would recommend to open new issues instead of repurposing closed issues, for clarity. That way if any of them end up having discussions they are self contained with a clear history.