sites to deep-link to.  See http://drupal.org/node/25086

This commit fixes #21264, #21226, #20789, #20790.

a postal code to fill in city and province when saving a location, if
an identifying postal code and country are available in the parameter
location.

data has been updated.  This does not mean changes for the location API,
but does mean changes for how to add support and data for new countries.
On a positive note, less work is now involved with adding support for
new countries.