Tags give the ability to mark specific points in history as being important
Remove logout on check database. https://code.usgs.gov/ghsc/nshmp/ncm/ncm-database/-/merge_requests/43
Change item id. https://code.usgs.gov/ghsc/nshmp/ncm/ncm-database/-/merge_requests/42
Add ability to use environmental variable, NCM_DATABASE_PATH, to set database directory
Add check methods to check database files are installed.