Check the calculation for each building, not just those that "seem" good enough

- Refactor the calculation to add "+1" status points.
- Check the calculation against all buildings
- Round everything up
- Report the needed status and AP required
Show a different error if it's already repaired
Surround with a location check

Only run the script on certain sites, and return a useful error if used
other places.
Decorate the index page
More interesting installed pages
Adds an explanation for the Calculator
New compiled script