fix(docs): corrected cursor handling in mkdocs
fix(docs): corrected cursor handling in mkdocs

The trick was to use an actual list of cursor tokens that is consumed
on use. That way, we don't loose track of were we are in the
structure.

Related to #64

steveklabnik/google-apis-rs,steveklabnik/google-apis-rs,steveklabnik/google-apis-rs,steveklabnik/google-apis-rs