Fixed listen callback only called after first request

v0.1.4

Call callback after server start.

Fixed client issues when handling error objects

v0.1.3

Fixed response error handling.

Second registry ready release

v0.1.2

Registry fixes.

First registry ready release

Merge pull request #12 from jillix/registry-ready

Module is registry ready.

Flow HTTP v0.1.0

First release!