Added geonames data and extended search for villages/cities. The free data from geonames https://download.geonames.org/ is imported into the gemma data base (for the relevant states) and used to search for cities and villages. This data might be replaced by data from the RIS-index later on..?

# documentation
**/README*
**/docs
**/*.md

# backend binary
cmd/gemma/gemma

# Dependency directories
**/node_modules

# local dotenv environment variables file
client/.env.local

# Tags tables
**/TAGS