added booktestdrive.js back, fixed targeting offsets on model page

Signed-off-by: Chris Jones <chris@jonezy.org>
added the ci box to the model intro

Signed-off-by: Chris Jones <chris@jonezy.org>
fixing navigation

Signed-off-by: Chris Jones <chris@jonezy.org>
navigation updates (for the 1 millionth time)

- no really, it's been like 1 million times

Signed-off-by: Chris Jones <chris@jonezy.org>
Merge pull request #106 from jonezy/master

model page ci box, model page nav targets