Basic Resources include the following:
----------

feature metadata - plain language descriptions for each of the Geonames feature classes and codes. 
country names mapped to FIPS, ISO2, and ISO3 country codes.
 +  See OpenSextant Gazetteer project ETL resources that provides that Universal Gazetteer Model

Language metadata  -- mapping language trigraph/digraph to names. Using the ISO-639-2 standard.
+ Java language does not provide full list of languages for supported Locales.  IBM ICU4J does not do much better.


Geonames.org timeZones.txt and and files under ./geonames.org folder:   
   A listing of Timezones per country/region/city.
   LICENSE

   This work is licensed under a Creative Commons Attribution 3.0 License (4.0 License as of 2017).  Both license versions apply.
   see https://creativecommons.org/licenses/by/4.0/legalcode
   see http://creativecommons.org/licenses/by/3.0/ 
   The Data is provided "as is" without warranty or any representation of accuracy, timeliness or completeness.

   The data format is tab-delimited text in utf8 encoding.

