Make fab server to bind to 127.0.0.0 and first free port
Make fab server to bind to 127.0.0.0 and first free port

* binding to 127.0.0.1 makes it safer
* use first free port to avoid collisions with other services
* print handy output
* ipv4 only ;)

powdahound/ec2instances.info,ksivask/ec2instances.info,powdahound/ec2instances.info,ksivask/ec2instances.info,ksivask/ec2instances.info,powdahound/ec2instances.info