Adds v3 API disable config option

Adds the ability to disable the v3 API and it is disabled by
default for now. The API is explictly enabled when running the
unittests though.

Change-Id: I34597d35b9739e06561579651f7ec72afa357919
Fixed two minor docs niggles.

The doc todo list didn't actually work, so remove it. Also, the
documentation is not written by Anso Labs quite so much anymore.

Change-Id: I746a26505d331ab55565e952a1a46425458b1412
Merge "Fixed two minor docs niggles."
Merge "Adds v3 API disable config option"
Merge remote-tracking branch 'm_src_repo/citrix-fixes' into build-temp