Add Colorado Address import URL

Signed-off-by: Taylor Smock <taylor.smock@kaart.com>

public/json/sources.json

@@ -1,4 +1,13 @@
 {
+    "Statewide Aggregate Addresses in Colorado 2019 (Public)": {
+        "url": "https://importdata.riverviewtechnologies.com/coloradoAddresses/map?bbox={bbox}",
+        "countries": {
+            "US-CO": ["addr:housenumber"]
+        },
+        "license": "Public Domain",
+        "osm_compatible": "yes",
+        "permission_url": "https://wiki.openstreetmap.org/wiki/Import/Colorado_Addresses"
+    },
     "MapWithAI": {
         "url": "https://www.facebook.com/maps/ml_roads?conflate_with_osm=true&theme=ml_road_vector&collaborator=josm&token=ASb3N5o9HbX8QWn8G_NtHIRQaYv3nuG2r7_f3vnGld3KhZNCxg57IsaQyssIaEw5rfRNsPpMwg4TsnrSJtIJms5m&hash=ASawRla3rBcwEjY4HIY&bbox={bbox}",
         "parameters": [{"parameter": "result_type=road_building_vector_xml", "description": "buildings", "enabled": true}],