RabbitMQ 3.6.x compatible v0.0.5 release

Update documentation

fix use of non-active queue master pids on balance transitions

References: #6

Merge pull request #3 from Ayanda-D/optmize-fsm-state-utilization

Optimize FSM engine and improve API

Merge pull request #2 from Ayanda-D/rabbitmq-queue-master-balancer-1

Support Rabbit 3.7.x

Updates:

  - Introduces tests.
  - Adds report/0 to FSM.
  - Ignores non-mirrored queues holding messages.
  - Updates documentation.