Publish curated GeoIntel source snapshot

tests/fixtures/geojson/detected_buildings.geojson

@@ -0,0 +1,7 @@
+{
+  "type": "FeatureCollection",
+  "features": [
+    {"type":"Feature","properties":{"id":"det_1","class":"building","confidence":0.92},"geometry":{"type":"Polygon","coordinates":[[[5.0011,51.0011],[5.0031,51.0011],[5.0031,51.0031],[5.0011,51.0031],[5.0011,51.0011]]]}},
+    {"type":"Feature","properties":{"id":"det_fp","class":"building","confidence":0.61},"geometry":{"type":"Polygon","coordinates":[[[5.004,51.004],[5.005,51.004],[5.005,51.005],[5.004,51.005],[5.004,51.004]]]}}
+  ]
+}