Add description to readme and set import dir to local import

README.md

@@ -59,3 +59,9 @@ The import container will automatically download a PBF of Zurich for testing.
 ```
 docker-compose run imposm3
 ```
+
+Import SHP files from the local `import` directory. Or if there is now shapefile available the container will automatically download the water polygons shapefile from [OpenStreetMapData.com](http://openstreetmapdata.com/)
+
+```
+docker-compose run importwater
+```

docker-compose.yml

@@ -32,7 +32,7 @@ imposm3:
 importwater:
   build: ./database/importwater
   volumes:
-  - /Users/manuel/water:/data/import
+  - ./import:/data/import
   links:
   - postgis:db
   environment: