Generalize config settings and use formatted output for settings cmd.
Swap out test servers, fix example.cfg wait.
Merge pull request #128 from evoskuil/develop

Generalize config settings and use formatted output for settings cmd.
Catch-all in command line parsing.
Merge pull request #129 from evoskuil/develop

Catch-all in command line parsing.
Merge pull request #130 from libbitcoin/develop

Generalize config, use formatted output for settings cmd, catch all.