Added font Essays1743
More problematic urls
Catch url resolution errors thrown by Medialize URI.js

Fixed error where URI.js absoluteTo would throw errors for various
reasons by enclosing in a try catch. This in turn was preventing polling
from completing if any one error was thrown. Polling works again.
More problem urls
Minor improvements

Refactored image scoring into its own function. Experimenting with new
approach to attribute scoring.