Issue #2029315 by arpeggio: Implement IP2Location as additional Smart IP source.
Issue #1845570 by duntuk,arpeggio: Updated code for GeoIP City/ISP/Organization Web Service.
Issue #2016593 by citlacom: Fixed issue if user entity have custom fields the data is empty at user_save().
Issue #2015513 by arpeggio and namli: Added Maxmind City Service feature.
Issue #1982836 by arpeggio: Fix empty {smart_ip} table after update process.
Issue #1982836 by arpeggio: Fix 'Notice: Trying to get property of non-object in smart_ip_update_database()' errors.
Bug fixes:
o #537974: Collection of layout issues
o #776330: Taxonomy terms translation
o #1957716: A lot of errors "Call to undefined function i18nstrings()..."