json coming from geocodio now has strings instead of floats. this fixes it

lib/geocoder/results/geocodio.rb

@@ -45,7 +45,7 @@ module Geocoder::Result
     end
 
     def coordinates
-      ['lat', 'lng'].map{ |i| location[i] } if location
+      ['lat', 'lng'].map{ |i| location[i].to_f } if location
     end
 
     def accuracy

test/fixtures/geocodio_1101_pennsylvania_ave

-{"input":{"address_components":{"number":"1101","street":"Pennsylvania","suffix":"Ave","postdirectional":"NW","city":"Washington","state":"DC"},"formatted_address":"1101 Pennsylvania Ave NW, Washington DC"},"results":[{"address_components":{"number":"1101","street":"Pennsylvania","suffix":"Ave","postdirectional":"NW","city":"Washington","state":"DC","zip":"20004"},"formatted_address":"1101 Pennsylvania Ave NW, Washington DC, 20004","location":{"lat":38.895019,"lng":-77.028095},"accuracy":1},{"address_components":{"number":"1101","street":"Pennsylvania","suffix":"Ave","postdirectional":"NW","city":"Washington","state":"DC","zip":"20004"},"formatted_address":"1101 Pennsylvania Ave NW, Washington DC, 20004","location":{"lat":38.895016122449,"lng":-77.028084377551},"accuracy":0.8}]}
\ No newline at end of file
+{"input":{"address_components":{"number":"1101","street":"Pennsylvania","suffix":"Ave","postdirectional":"NW","city":"Washington","state":"DC"},"formatted_address":"1101 Pennsylvania Ave NW, Washington DC"},"results":[{"address_components":{"number":"1101","street":"Pennsylvania","suffix":"Ave","postdirectional":"NW","city":"Washington","state":"DC","zip":"20004"},"formatted_address":"1101 Pennsylvania Ave NW, Washington DC, 20004","location":{"lat":"38.895019","lng":"-77.028095"},"accuracy":1},{"address_components":{"number":"1101","street":"Pennsylvania","suffix":"Ave","postdirectional":"NW","city":"Washington","state":"DC","zip":"20004"},"formatted_address":"1101 Pennsylvania Ave NW, Washington DC, 20004","location":{"lat":"38.895016122449","lng":"-77.028084377551"},"accuracy":0.8}]}
\ No newline at end of file

test/unit/lookups/geocodio_test.rb

@@ -19,7 +19,7 @@ class GeocodioTest < GeocoderTestCase
     assert_equal "NW", result.postdirectional
     assert_equal "Washington", result.city
     assert_equal "1101 Pennsylvania Ave NW, Washington DC, 20004", result.formatted_address
-    assert_equal({ "lat" => 38.895019, "lng" => -77.028095 }, result.location)
+    assert_equal({ "lat" => "38.895019", "lng" => "-77.028095" }, result.location)
   end
 
   def test_no_results