It should be possible to understand the service documentation pages
without having come from the index page. This is a first step in making
them context-independent.
This commit finishes up the tutorial. It also fixes the individual
service documentation and documents the service-specific / global
analytical settings and context variables.
Move services into their own Django apps, leaving the analytics app a
small wrapper. First service converted is Clicky.
This commit has not been tested.
