This caches the false states of 'prefer_english_names', which I expect is what was intended.
Fixes #371 (Geolocation examines config.ini for every new lookup).
Coverage decreased (-0.2%) to 90.877% when pulling aa023697d7246cb8e057ee637b9e44942dc2babb on adamcandy:prefer-english-names-optimize into 8e95b96e111ef1e892716a17aecfc9095fb52a90 on jmathai:master.
This caches the false states of 'prefer_english_names', which I expect is what was intended. Fixes #371 (Geolocation examines config.ini for every new lookup).