Removed whitelist/blacklist functionality. Should be done with
permissions management.
Added lookup timeout settings to Conf an config.yml
Another timout config
Updated to reflect name lookups.
Added throws declarations to name lookup informational methods
Fixes from toString changes
Made LoanManager thread-safe, removed offer handling to OfferManager.
Made Conf thread safe. No longer able to update configuration on the
fly.
Header update
Setup periodic loan and offer updates
Made OfferManager thread safe