move map as a supdirectory of challenges

common/app/sagas.js

@@ -1,11 +1,11 @@
 import { sagas as appSagas } from './redux';
 import { sagas as hikesSagas} from './routes/Hikes/redux';
 import { sagas as jobsSagas } from './routes/Jobs/redux';
-import { sagas as mapSagas } from './routes/map/redux';
+import { sagas as challengeSagas } from './routes/challenges/redux';
 
 export default [
   ...appSagas,
   ...hikesSagas,
   ...jobsSagas,
-  ...mapSagas
+  ...challengeSagas
 ];