Log any errors from Courtfinder client

The reason for putting this in place is to log all the errors that the
Courtfinder API might return. The client gem's implementation tries to
handle most common situations.
Changing the syntax of the hash to 1.9 style
HoundCI config

Removing the ThoughtBot style of enforcing the double quotes everywhere
and sticking with the Ruby style of using single quotes in strings like
most people uses.
Merge pull request #555 from ministryofjustice/courtfinder-monitoring

Courtfinder monitoring