#1997 initial sample controller, page and config for browse section
#1997 fetching lists

- lists of organizations - paginated  and sorted
- lists of countries - sorted with World first
- list of topics
#1997 fetching ind / datasets count info for countries from solr
#1998 - Browse Page: template
           - creating template for page
           - adding top section and adapting it as requested
Merge pull request #2015 from OCHA-DAP/sprint45-browse-page-creation

Pull request for: Sprint45 browse page creation