Changelog now in markdown format

Improve transaction support, temporarily disable milenage import

Fix address bug

Fix DNS round robin behaviour

Version 0.3.0: reduce boilerplate by moving more configuration into t…

…he endpoint (i.e. API change), fix failure when Content-Length is not last header, increase timeout thresholds

* Bump version to 0.2

* Add Facter dependency for IP address discovery
* Update Github URL