Merge pull request #1 from fwestrom/master

Merge pull request #2 from medseek-engineering/master
added optional broker to AmqpTransport function
fix conditional check for options.broker existance
Added AmqpTransport.isMatch for future use when mapping consumers incoming messages to registered microservice operationis without requiring each to use a  dedicated/unique queue to prevent unexpected delivery of messages to incorrect bound operations.
Updates to make the module work with callbacks rather than observables, and updates to hadle reply messages through a single queue, binding, and consumer.
Updates to make the module work with callbacks rather than observables, and updates to hadle reply messages through a single queue, binding, and consumer.
Updated package.json version to 0.0.7.
Merge pull request #3 from medseek-engineering/master

Merge recent updates.