preliminary geonames geocoding, with geonames ids in the xml and everything else in the db [#64421978]
revised db models for geographic functionality, with fixture data for geonames countries & continents [#64421978]
revised db models for geographic functionality, with fixture data for geonames countries & continents [#64421978]
revised load script logic for geographic information stored in the database [#64421978]
views and templates to browse locations and resources hierarchically by geography [#60544204]
fixture data for geonames countries and continents [#64421978]
add geonames username to sample config and deploy notes [#64421978]
include ddisearch.geo app in sphinx docs, as well as ddisearch.ddi.forms
unit test fixes based on changes to xml models
move geocode section into geo.utils and add unit tests [#64421978]
minor clean up on geography browse pages, unit tests for geo views [#60544204]
clean up unit tests after merging geonames feature branch into dev