SQS and IronMQ driver + commented usage example in examples/bootstrap.php
Basic integration for acknowledgement to start discussion
Fix edgecase
Fix test and edgecases
SQS and IronMQ driver + commented usage example in examples/bootstrap.php
Merge branch 'acknowledge' into fortrabbit-sqs

Conflicts:
	src/Bernard/Queue/AbstractQueue.php
	src/Bernard/Queue/PersistentQueue.php
get 4 messages at a time instead of 1.
Cleanup sqs driver
fix popMessages
Merge branch 'acknowledge' of https://github.com/henrikbjorn/Bernard into acknowledge
Merged with Henrik + minor fix + rewrote ironMQ listQueues
IronMQ Tests
Need to stop meesing up the bootstrap.php
Added first tests for Sqs. Still missing: acknowledge & caching stuff / Changes constructor signatur for SqsDriver so that prefetching can be modified (draft)
Merge branch 'acknowledge' of https://github.com/henrikbjorn/Bernard into fortrabbit-sqs
bootstrap.php in the state before I started messing with it
Fixed small bug in SqsDriver::createQueue, needed one last time to run example / Added sqs and ironmq examples / Added iron-io/iron_mq and aws/aws-sdk-php to require-dev
Refactor Unit Tests