Add origins and calculation of distance and duration

utils/graph-client/index.js

@@ -1,5 +1,6 @@
 export {
-  findEvents
+  findEvents,
+  fetchAddress,
 } from './queries';
 
 export {
@@ -7,5 +8,7 @@ export {
   ignoreDanceHall,
   ignoreCity,
   ignoreMunicipality,
-  ignoreState
+  ignoreState,
+  saveOrigin,
+  removeOrigin
 } from './mutations';