This ensures that @system is set only once, avoiding bugs where any change to @url breaks subsequent calls to #system (as was).
Improve Northgate detection by making it more specific, reducing false positives.
Amber Valley, Ashford and Hounslow were miscategorised and have changed URL.
Hackney is no longer Northgate.
Wandsworth has changed URL but is still Northgate.
Added:
Bedford
Blackpool
Bracknell Forest
Calderdale
Cornwall
County Durham
Darlington
Doncaster
East Riding of Yorkshire
Hull
Milton Keynes
Newcastle upon Tyne
North East Lincolnshire
North Lincolnshire
North Somerset
North Tyneside
Northumberland
Peterborough
Plymouth
Poole
Rutland
Solihull
South Gloucestershire
South Tyneside
Southend-on-Sea
Stockton-on-Tees
Stoke-on-Trent
Sunderland
Swindon
Thurrock
Torbay
West Berkshire
Windsor and Maidenhead
Wolverhampton
York
Added N. Ireland from their centralised site - I haven't added all authorities as it's a long list and I wasn't sure it could cope with it. At the moment only Belfast has applications.
The councils are listed below and can't be added separately, they all use this site for planning applications.
Causeway Coast and Glens
Mid and East Antrim
Antrim and Newtownabbey
Belfast
Lisburn and Castlereagh City Council
Ards and North Down
Newry, Mourne and Down
Armagh, Banbridge and Craigavon
Mid Ulster
Fermanagh and Omagh
Derry City and Strabane District