FIX: execQuery() on unknown entities identified by external ID
Calling execQuery() on an entity, which is not in the DB, would fetch the
entity from CCP, add it to the DB, but NOT get its properties read
Fixed error in code auto upgrader
Upgraded URL for code updates

Changed it to http://evekb.org/downloads
This is the new location of all releases and update files
Bump version to 4.0.6.0, upgraded README