Manage multiple AMQP connection because of how node-amqp is implemented.
After 65536 channels on a connection, it won't work anymore, so we create a new connection before that happen.
And we remove the unused connections.
Manage multiple AMQP connection: Fixed tests + slight improvements.
Fix issue after HAProxy restart: Some queues' unsubscriptions are handled by amqp.
Merge pull request #14 from VirtuOz/manageMultipleAmqpConnections

Manage multiple AMQP connection because of how node-amqp is implemented.