As of API version 2.60, a project_id is no
longer needed in the API URLs.
Fix the docs to indicate that.
Also fix up a few quota parameters that use
project_id in a different place in the API path.
Change-Id: I24b32c8521805a7d67d512d36d644c0f07c532ea
Implements: bp remove-project-id-from-urls
Signed-off-by: Goutham Pacha Ravi <gouthampravi@gmail.com>