Exempt ip2location from attribute tests.

test/unit/result_test.rb

@@ -5,6 +5,7 @@ class ResultTest < GeocoderTestCase
 
   def test_forward_geocoding_result_has_required_attributes
     Geocoder::Lookup.all_services_except_test.each do |l|
+      next if l == :ip2location # has pay-per-attribute pricing model
       Geocoder.configure(:lookup => l)
       set_api_key!(l)
       result = Geocoder.search("Madison Square Garden").first
@@ -14,6 +15,7 @@ class ResultTest < GeocoderTestCase
 
   def test_reverse_geocoding_result_has_required_attributes
     Geocoder::Lookup.all_services_except_test.each do |l|
+      next if l == :ip2location # has pay-per-attribute pricing model
       Geocoder.configure(:lookup => l)
       set_api_key!(l)
       result = Geocoder.search([45.423733, -75.676333]).first