Move origin handling to a separate page

utils/graph-client/queryStrings.js

@@ -33,6 +33,12 @@ export const eventsAndOriginsQuery = `
   }
 `;
 
+export const originsQuery = `
+  query origins {
+    origins: Origins
+  }
+`;
+
 export const addressFromLatLngQuery = `
   query adressFromLatLng($latlng: String!) {
     address: AddressFromLatLng(latlng: $latlng)