added message when trying to add invalid court and copy to instruct users
fixed pagination to only show valid page links
fixed validation message
Merge branch 'develop' of github.com:ministryofjustice/courtfinder into feature/66609322
setup for more areas of law
added rescue block to stop failed API calls preventing save
Merge pull request #151 from ministryofjustice/feature/66609322

added message when trying to add invalid court and copy to instruct user...