Fix typo.

Instead of response.code, use
response.status = '404 Not Found', or
response.status_message = 'Not Found', or
response.status_int = 404.
Add in-place editor for address. (type = textarea)
Change store services datastore property.

Use mulitline string instead of string list.
Add in-place editor for services. (reuse textarea editor code for address).
Add delete store function.
Add in-place editor for geo pt.

Now, update the geo pt by input field.
TODO: update the geo pt by interacting with map.
Link geo input field interactive with map.

1. Enable google map visual refresh, or the marker looks strange.
2. Only work with one geo input field. Not work with multiple geo input fields.
Replace goole.maps.Marker with MarkerWithLabel.

MarkerWithLable is in google-maps-utility-library-v3.
See https://code.google.com/p/google-maps-utility-library-v3 for detail.